Sugar and water, with appropriate heat, can create caramel. In this example, sugar is undergoing a ___________.
Answers
Given what we know, we can confirm that when creating caramel by heating sugar and water, we are forcing the sugar to undergo a chemical change.
What is a chemical change?This is a form of chemical decomposition. It can also be described as a form of synthesis. This involves two or more compounds combining and changing their chemical makeup to create a new compound. In this case, the water is decomposed into steam and the heat causes the break-down of the sugar molecules, resulting in caramel.Therefore, we can confirm that since the sugar and the water both undergo changes to their base chemical structures in order to form a new compound, the sugar is undergoing a chemical change.
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Related Questions
which brain structure is closely associated with fear and aggression
Answers
A pea plant with purple flowers of unknown genotype is test crossed with a white-flowered pea plant (ff), and half of the offspring have purple flowers and half the offspring have white flowers. What is the genotype of the purple flower
Answers
The genotype of the purple flower of unknown genotype is Pp. Details about genotype can be found below.
What is a test cross?A test cross is the breeding of an individual with a phenotypically recessive individual, in order to determine the zygosity of the former by analysing proportions of offspring phenotypes.
In a test cross, if the result produces offsprings with differing phenotypes, it means that the parent with unknown genotype is heterozygous.
Therefore, the genotype of the purple flower of unknown genotype that was crossed with a white-flowered plant (ff) to produce half purple and half white offsprings is Ff.
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Using complete sentences, compare and contrast the terms living and biotic. In your response, illustrate using examples and appropriate compare-and-contrast vocabulary.
Answers
Explanation:
All living thing are biotic but not all biotic things have to have
Synthesis of lipids and glycogen takes place at the
(a) ribosomes
(b) rough endoplasmic reticulum
(c) smooth endoplasmic reticulum
(d) Golgi apparatus
Answers
Because the smooth endoplasmic reticulum is an extension of the rough ER, it is primarily responsible for lipid synthesis, detoxification, and has glycogen granules on its surface. This is where lipids and glycogen are synthesized.
therefore, correct answer is (c) smooth endoplasmic reticulum.
An interconnected network of tubules, vesicles, and cisternae is created by the eukaryotic organelle known as the endoplasmic reticulum (ER) in cellular structures. Rough endoplasmic reticulum makes proteins, whereas smooth endoplasmic reticulum makes lipids and steroids, breaks down carbs and steroids, controls calcium levels, detoxifies drugs, and attaches receptors to proteins in cell membranes. Just the calcium levels are controlled by the sarcoplasmic reticulum.
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A human gene was insterted into a plasmid and then produced by a bacterium. Unfortunately, the human protein was not functional. Explain what may have gone wrong.
Answers
This gene contains introns, which bacteria do not. If we directly cloned the gene, the bacteria would produce mRNA with introns and would be unable to splice it.
What happens when DNA of humans is inserted into bacterial plasmid?Researchers can create recombinant plasmids by inserting DNA fragments or genes into plasmid vectors. This plasmid can be introduced into a bacterium through a process known as transformation. Because bacteria divide quickly, they can then be used as factories to copy large amounts of DNA fragments.
This gene has introns, which bacteria do not have. If cloned directly, the bacteria would produce mRNA with coding regions and be unable to clip it.
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Compare the species richness, species diversity, and species evenness in the two areas. Describe two factors you think
could account for the differences in species richness/diversity/evenness in the two areas.
!!Please answer in 2 sentences!!
Answers
Species richness and species diversity are two crucial metrics ecologists employ to define the make-up of a community.
A community's species richness is determined by how many distinct species it contains. E.g., the second community would have a substantially higher species richness than the first if we identified 30 species in one community and 300 species in another.Near the equator, where there is a high concentration of solar energy, warm temperatures, abundant rainfall, and little seasonal variation, are typically where communities with the highest species richness can be found. Near the poles, which receive less solar energy and are colder, drier, and less conducive to life, are communities with the lowest species richness.The complexity of a community is gauged by its species diversity. It depends on both the community's species richness (the number of different species present) and species evenness (the relative abundances of those species).Greater species diversity would be seen in a forest community with 20 distinct tree species than one with only 5 distinct tree species .Numerous interrelated biotic (living things) and abiotic (non-living) factors contribute to the structure of a community (living organism-related): the climate of the communitythe location of the community geographicallyThe environment's heterogeneity (patchiness)how often disturbances or disruptive incidents occurinterspecies interactions.Learn more about species diversity here:
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COMPLETE
Elements are pure substances consisting of only one type of atom and are categorized on the Periodic
Table of Elements. For each of the following, identify the element described.
Basis for all living things; every living thing contains this element
C
Most abundant gas; obtained by plants from bacteria in the soil, and obtained by
people from foods they eat
A key component in the formation of organic compounds, such as nucleic acids and
ATP
Answers
Answer:
#1. Carbon #2. Nitrogen #3. Phosphorus
he division of a bacterial cell occurs as the: multiple choice chromosomes are pulled toward the ends of the cell. cell wall develops cracks around the equator of the cell. actin and microtubules constrict the cytoplasm. new membrane and cell wall materials begin to grow and form a septum.
Answers
The division of a bacterial cell occurs as the chromosomes are pulled toward the ends of the cell (option A).
What is cell division?Cell division is the process by which a cell divides into two cells. All living organisms are capable of undergoing cell division.
Bacteria grow and reproduce by the process of binary fission. A bacterial cell begins to divide when the number of its cellular components reaches a critical mass.
The DNA must first be replicated and then allocated into the daughter cells. The cytoplasmic contents must also be divided to give both new cells the machinery to sustain life.
In bacterial cells specifically, the genome consists of a single, circular DNA chromosome; therefore, the process of cell division is simplified. The circular double-stranded DNA molecule makes up the bacterial chromosome, which then segregates into the opposite sides of the cell.
Therefore, it can be said that the pulling of chromosomes towards the end of the cell begins the process of cell division in bacteria.
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Drag each circle to the correct location on the image. Each circle can be used more than once, but not all circles will be used.
Geologists have observed that a portion of Africa is breaking away from the main continent. This is happening because the African Plate is in the process of splitting up into two parts. Scientists have named the two new tectonic plates the Nubian Plate and Somalian Plate. Both of these plates are not only moving away from each other but also away from the Arabian Plate.
Based on this information, determine the type of boundaries these two new plates would share with each other and the Arabian Plate.
Answers
In divergent boundaries, plates separate from each other and new crust is created between them. The boundary these two new plates would share with each other and the Arabian Plate is the divergent boundary.
What are the three types of boundaries?I. Divergent
A new crust is created by the rising molten materials coming from the mantle.
Two plates separate, and a stream of hot material creates a new seabed between them. It occurs in an expansion of the sea bottom.
As old plates get separated, new and young crust instantaneously gets formed. The emerging mantle occupies the space left by the separation of the two plates.
II. Convergent.
When two plates move forward to each other, they end up colliding and causing the deformation of one or both plates.
Three possible collisions might occur,
• Two oceanic plates might collide ⇒ subduction
• Two continental plates might collide ⇒ obduction
• Oceanic plate and continental plates collide ⇒ Subduction
III. Transforming.
The plates slide laterally with each other, and they are usually called faults.
It is associated, in general, with the oceanic ridge, although it might also occur on the continental plate.
In the exposed example, the African plate is splitting up into two parts, meaning these two parts are separating from each other. A new seabed is created between the Nubian Plate and Somalian Plate.
Since these plates are also separating from the Arabian Plate, we can also assume a new seabed is emerging between them.
The boundary these two new plates would share with each other and the Arabian Plate is the divergent boundary. Plates are separating from each other. They are not converging nor sliding.
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Based on the information given, the two new plates (Nubian Plate and Somalian Plate) are moving away from each other, which suggests that they share a divergent boundary. Additionally, both plates are also moving away from the Arabian Plate, which suggests that they share another divergent boundary with the Arabian Plate. Therefore, both the Nubian Plate and Somalian Plate share a divergent boundary with each other and the Arabian Plate.
a mutation causes an increase in the production of the enzyme dna demethylase. this will most likely lead to methylation and a(n) in overall gene expression.
Answers
A mutation causes an increase in the production of the enzyme dna demethylase. this will most likely lead to methylation and decrease in overall gene expression.
A mutation in the gene that encodes the enzyme DNA demethylase can lead to an increase in the production of this enzyme. This in turn can lead to increased methylation of DNA, and ultimately to a change in gene expression. The precise effect of this mutation will depend on the specific gene involved and the extent of the increase in DNA demethylase activity.
In general, however, this mutation is likely to have a negative impact on gene expression and may lead to disease.The increased expression of genes may have beneficial or harmful effects, depending on the particular gene involved. For example, an increase in the expression of a gene involved in cell growth could lead to cancer.
A mutation that causes an increase in the production of the enzyme DNA demethylase will most likely lead to methylation and a decrease in overall gene expression. Methylation is a process by which a methyl group is added to a DNA molecule, usually by the addition of a methyl group to one of the DNA bases. This process can cause changes in the structure of the DNA molecule and can lead to gene silencing.
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define the following :
parasite :
Answers
An organism that lives in or on another organism and gets its food from or at the expense of its host
Answer:
an organism that lives in or on an organism of another species (its host) and benefits by deriving nutrients at the other's expense.
FILL THE BLANK.
"The amount of gases that can dissolve in seawater depends on
temperature and ____________________.
Group of answer choices
nutrients
depth
currents
salinity"
Answers
"The amount of gases that can dissolve in seawater depends on temperature and salinity." The quantity of dissolved salts in saltwater is known as salinity. It is one of the main elements affecting how soluble gases are in salt water.
The idea of colligative qualities can be used to explain the connection between salinity and gas solubility. The osmotic pressure produced by salts in saltwater, such as sodium chloride, has an impact on the solubility of gases.
Osmotic pressure rises in tandem with rising saltwater salinity. Gases are less soluble in water as a result of the higher osmotic pressure. Because of this, saltwater with a greater salinity has a lesser ability than seawater with a lower salinity to dissolve gases.
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Which part of the immune system immediately responds to infection or injury?
o innate immune system
o adaptive immune system
o antigenic immune system
o variegated immune system
Answers
HELLPP! ITS BIOLOGY
Answers
Answer:
So that in a guinea pig cross in the offspring the recessive trait —long hair— can be observed in 25%, the most probable genotype of the parents is heterozygous Ss.
Explanation:
In guinea pigs, for the characteristic hair length, short hair is the dominant allele and long hair is the recessive one.
In order for 25% of the offspring to express the recessive characteristic, the parents must have a recessive genotype, which can be seen in Punnett's Square:
P: Ss X Ss
Alleles S s
S SS Ss
s Ss ss
Where the offspring is:
50% Ss with short hair phenotype 25% SS with short hair phenotype 25% ss whose phenotype would be long hair.According to this, heterozygous parents for the characteristic long hair in guinea pigs have a 25% chance of having offspring with long hair.
3. In the Pacific Ocean, there is a plate boundary between two tectonic plates: the Pacific Plate, which contains some of
the oldest oceanic crust on Earth, and the Mariana Plate. The Mariana Trench, the deepest oceanic trench on Earth,
is located at this boundary. Nearby, there is an arc of volcanic islands called the Mariana Islands. Based on this
information, what type of plate boundary is this? How do you know?
Answers
Ocean trenches are long, narrow depressions on the seafloor. These chasms are the deepest parts of the ocean—and some of the deepest natural spots on Earth.
There are different types of plate boundaries based on the movement of tectonic plates. The plate boundary in which a line of volcanic islands are present is called convergent plate boundary.
What is plate boundary?Plate boundary is the inter-region between two tectonic plates. The magma in the crest when undergo convection process and flow of this heated magma causes the movement of tectonic plates.
Based on the movement and sliding of the plates above the other there are three types of plate boundaries namely, divergent, convergent and transform plate boundaries.
Divergent plate boundaries originates when the plates moves apart these type of plate boundaries have the volcanic activities and shallow earth quake.
Convergent plate boundaries are where, the plates are moving edge to edge manner each other manner and buckles up to mountain. Convergent plate boundaries create the a chain of volcanoes parallel to the plates.
Transform plate boundary is created by plates sliding past each other which forms no volcanoes. Hence, the volcanic islands are in convergent plate boundary.
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What is your Average speed if you take 0.5 hour to walk 4000m?
Answers
when the neuron is at rest, _____ channels are normally closed, whereas _____ is free to enter and leave the cell.
Answers
When the neuron is at rest, potassium (K+) channels are normally closed, whereas sodium (Na+) is free to enter and leave the cell.
Neurons are specialized cells in the nervous system that are responsible for transmitting electrical and chemical signals throughout the body. These signals are used to communicate information and coordinate various functions, such as movement, sensation, and thought.
When a neuron is at rest, it has a negative membrane potential, which means that the inside of the neuron is more negative than the outside. This resting potential is maintained by the selective permeability of the cell membrane to various ions, such as potassium (K+) and sodium (Na+).
At rest, potassium channels in the cell membrane are normally closed, which means that potassium ions are prevented from leaving the cell. However, sodium channels are partially open, which allows sodium ions to move freely into and out of the cell. Because the concentration of sodium is higher outside the cell than inside, there is a net movement of positive charge into the cell, which makes the inside of the neuron more positive.
This movement of positive charge into the cell is balanced by the movement of negative charge out of the cell, which is due to the presence of large negatively charged molecules, such as proteins, inside the cell. As a result, the overall charge inside the cell remains negative relative to the outside, and the neuron is said to be at rest.
When a neuron receives a signal, such as a neurotransmitter binding to a receptor on the cell membrane, the permeability of the cell membrane changes, and ions are able to move across the membrane, resulting in a change in the membrane potential.
This change in membrane potential can trigger the release of neurotransmitters from the neuron, which can then activate other neurons or muscles.
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Scientists don't claim to_______
the theory. They just claim that the
results_______
it.
Answers
Answer:
scientists dont claim to know the theory they just claim that the results r true
Explanation:
THe father is Rr and mother Rr. What color are the children
Answers
Even though both hawks and owls have two sources of food, explain why hawks would be less likely to survive if a disease wiped out the mice.
Answers
Although both hawks and owls have two sources of food, hawks are less likely to survive if a disease wiped out the mice. Hawks require more than 100 calories per day, while owls need about 50 calories.
As a result, hawks would require more food than owls to meet their dietary needs. Since hawks consume smaller prey like mice, a reduction in the mouse population due to a disease would adversely affect the hawks' survival chances.It is because hawks require more than 100 calories per day, while owls only require about 50 calories. As a result, hawks would need more food than owls to meet their dietary needs. Hawks consume smaller prey like mice, so a decrease in the mouse population due to a disease would adversely affect the hawks' survival chances.
However, owls consume larger prey like rabbits and rodents that offer more calories per meal. As a result, even if the mice population decreased, owls would be able to survive by eating other prey.
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at what age does an infant typically first exhibit separation anxiety?
Answers
Separation anxiety is a developmental stage experienced by many infants and young children. Separation anxiety can begin around six months and usually peaks around 18 months, and then declines with age. Separation anxiety in infants is when the baby is distressed when separated from his/her primary caregiver.
The baby might scream, cry, or cling to the parent when they try to leave the room. It can begin around six months of age and typically peaks around 18 months, and then declines with age. Separation anxiety is a typical part of infant development and is generally considered a normal stage of development. Infants at this age may feel fear and panic when separated from their primary caregivers.
They may cry, become fussy, or refuse to eat or sleep. Separation anxiety is a normal part of development, and it typically fades away with age. Separation anxiety is a normal part of development, and it usually starts around six months of age and peaks at 18 months. It's perfectly typical and is a signal that the child is developing healthy bonds with their primary caregivers.
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Describe what the observations imply about how starlings are affected by flocking behavior in the wild and explain how evidence suggests that flocking behavior provides an advantage to starlings.
Answers
Answer:
Explanation:
Starling is a bird from the family sturnidea. It originated from Europes and Asia from where it introduced to other part of the world. They lives in the wild.
Starling birds moves in group or tight flock from a place the other. They usually form a flock called murmuration where they move together in group following each other to avoid predation.
Starling have been able to survive on the wild with this behaviour. They stir above the average height of their neighbor in a coordinated manner preventing them from being caught by preys.
A vacuole is the cell's _______________.
A: control center
B: storage place
C: energy processor
Answers
Answer: B- storage place
Explanation:
The lateral compartment of the leg is comprised of what muscles?
A. Tibialis Anterior, Extensor Hallucis Longus, Extensor Digitorum Longus
B. Abductor Hallucis, Lumbricals, Interossei
C. Fibularis Longus, Extensor Digitorum Longus
D. Fibularis Brevis, Fibularis Longus, Fibularis Tertius
Answers
The lateral compartment of the leg is comprised of three muscles: Fibularis Brevis, Fibularis Longus, and Fibularis Tertius. The answer is: D.
These muscles are located on the outer side of the lower leg and play important roles in foot and ankle movements. Fibularis Brevis and Fibularis Longus are both muscles that run along the lateral side of the leg and attach to the foot.
They help with eversion of the foot, which is the movement of turning the sole of the foot outward. Fibularis Tertius is a smaller muscle that is sometimes considered a part of Fibularis Longus or a separate muscle. It assists in dorsiflexion of the foot, which is the movement of pulling the foot upward.
These muscles work together to provide stability and control in the lateral aspect of the leg and foot. Their actions contribute to proper walking, running, and maintaining balance.
Hence, the correct option is: option D
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I am a natural resource made up of minerals and small rocks, water, gases, and organic matter. What am I?
Answers
Answer:
is this a question on your classwork or just a riddle lol
Explanation:
Oh no! Your car has broken down! Your friends push your car to the side of the road while you steer the car. Your friends apply a total of 225 N in the direction the car moves. The car moves a total of 4. 0 m. How much work was done?
Answers
We can say that your friends did 900 J of work in pushing your car to the side of the road, applying a force of 225 N in the direction the car moved.
To solve this problem, we need to use the formula for work which is W = Fd, where W is the work done, F is the force applied, and d is the distance covered.
Given that your friends applied a force of 225 N and the car moved a distance of 4.0 m in the direction of the force, we can compute the work done as follows:
W = Fd = (225 N)(4.0 m) = 900 J
Therefore, the work done by your friends in pushing your car to the side of the road is 900 J.
It is important to note that the direction of the force is critical in computing the work done. The force applied by your friends was in the direction of the car's motion, which means that work was done. If the force had been applied in a direction perpendicular to the car's motion, no work would have been done.
In summary, we can say that your friends did 900 J of work in pushing your car to the side of the road, applying a force of 225 N in the direction the car moved.
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Stensil Fertilizer and Chemical Company produces both organic and inorganic fertilizers. Organic fertilizers are generally safe, but inorganic fertilizers are carefully monitored by the EPA due to the presence of hazardous waste materials (hazmat). Most bags contain some hazardous content, but theoretically there should be none. The EPA allowable specification is 90 parts per million (PPM). The quality control department at Stensil feels that there is no problem with hazardous material content, which has been averaging just over 50 PPM. The production department estimates that a substantial investment would be required to lower the amount of this contaminant. These two departments, after consulting with the marketing department and the EPA, suggest that a control chart be set up to monitor hazmat content. Five samples will be tested per day and plotted as one point on the chart. Use the data in Table 1 to set up the control limits. Then, after the limits are in place for this process, use Table 2 to determine whether or not the process remains in control for the week of September 6—10.
The Excel file includes a second tab for the Stensil Fertilizer Case (Case 2). This is the data you need for the problem. Build an appropriate SPC X-bar Chart and R-chart for the Table 1 data on this tab of the Excel worksheet.
Then, test to determine whether the Table 2 data indicates the process is under control for that period. Show your work for this part in the same Excel worksheet and submit it.
Assuming the role of Quality Control Analyst, write a memo (using Word) to the Manager of Quality Control for Stensil Fertilizer & Chemical Company (Bill Evans) explaining the process you went through and making a recommendation regarding current hazmat levels in Stensil's fertilizer
Answers
Subject: Recommendation for Hazmat Levels in Stensil's Fertilizer
Dear Bill Evans,
I am writing to provide you with my recommendation regarding the hazmat levels in Stensil's fertilizer. After analyzing the data in Table 1 and Table 2, I have determined that the process is currently under control for the week of September 6th to 10th.
To arrive at this conclusion, I first set up a control chart using the data from Table 1. I tested five samples per day and plotted them as one point on the chart. Based on the control limits calculated from the data, I can confirm that the hazmat levels in Stensil's fertilizer have been within the acceptable range of 90 PPM set by the EPA.
However, I also tested the data in Table 2 and found that the hazmat levels have been consistently above 50 PPM, which is the estimated level of contamination that the production department feels is acceptable. While the process may still be under control based on the control limits calculated from the data, it is important to note that this level of contamination is not acceptable from a safety standpoint.
Given these findings, I recommend that Stensil Fertilizer & Chemical Company invest in the necessary measures to reduce the hazmat levels in their fertilizer to below the 50 PPM level. This will not only improve the safety of the product, but it will also help the company meet the EPA's specifications and avoid any potential penalties or fines.
Please let me know if you have any questions or concerns regarding this recommendation. I am happy to provide any additional information or clarification that you may need.
Sincerely,
[Your Name]
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The process of artificially filtering waste products from the patient's blood is known as?
Answers
Hemodialysis is the process of artificially filtering waste products from the patient's blood.
What is Hemodialysis?A person whose kidneys are not functioning correctly undergoes hemodialysis, also known as hemodialysis or simply dialysis, to filter their blood. When the kidneys are in a condition of renal failure, this type of dialysis removes wastes like creatinine and urea as well as free water from the blood extracorporeally. One of the three renal replacement therapies is hemodialysis (the other two being kidney transplant and peritoneal dialysis). Apheresis is a different technique for extracorporeal separation of blood components like plasma or cells.
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Where are the oldest rocks found?
a Far from the mid oceanic ridges
b Close to the mid oceanic ridges
C Under the mid oceanic ridges
d All of the above
Answers
Answer:
B.
Explanation:
The answer is B cause if there so old the have to be in the bottom not the top. Plus the new rocks are far so the old rocks or close.
true or false? in the general population, the eating pathology seen in an, bn and bed predominantly occurs in women.
Answers
The given statement "in the general population, the eating pathology seen in an, bn and bed predominantly occurs in women" is true because, in the general population, the eating pathology seen in Anorexia Nervosa (AN), Bulimia Nervosa (BN), and Binge Eating Disorder (BED) predominantly occurs in women.
According to the National Eating Disorders Association, approximately 20 million women in the United States will experience an eating disorder at some point in their lives, compared to 10 million men. While men do experience eating disorders, they are more commonly diagnosed in women. It is important to note, however, that eating disorders can affect individuals of any gender, age, race, or socioeconomic status.
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