Answer:
night is the answer that
________is a condition in which food is being consumed but the intake of the food is not nutritionally adequate. group of answer choices sufficient nutrition undernutrition compliant nutrition overnutrition
Malnutrition, a serious condition, happens when your diet lacks the essential nutrients. It means having "bad nutrition," which includes not getting enough food and undernutrition.
What is an illustration of undernourishment?People with undernutrition frequently exhibit symptoms such as underweight, protruding bones, dry, elastic skin, and hair that is easy to lose. Usually, a doctor can identify undernutrition based on a patient's appearance, height, weight, and circumstances.
What is the phrase for hunger?Starvation is characterized by a large caloric energy intake deficiency below what is necessary to maintain an organism's life. It is the most severe kind of malnutrition. Humans who experience prolonged hunger may pass away or suffer permanent organ damage. The symptoms and effects of malnutrition are referred to as "inanition."
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What is the differences of mitosis and meiosis
mitosis refers to the parts of the original nucleus into two nuclei. On the other hand, meiosis refers to each having half chromosomes of the original cell.
in mitosis, there is the maintenance of chromosomes takes place while meiosis leads to a reduction in the no. of chromosomes. There are no variations in mitosis and variants occur in meiosis.
hence at last we can say that the above are the major difference between mitosis and meiosis. All of the explained differences will clearly lead to identifying them in particular. mitosis and meiosis plays a vital role in formation of gametes.
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Please help me answer this I can´t remember the answer and can´t find the lesson
Answer
Neap Tide
Explanation:
I would say Neap tide because when the sun and moon are lined up a neap tide usually occurs.
what is the analogy between the vacuole and a school?
Answer:
The vacuoles is like the cabinets in the school used to store items. where we release all of our energy. Cytoplasm is like the hallways of the school.
complete the concept map to describe ionic movement during action potentials in cardiac pacemaker and contractile cells, and trace the conduction pathway.
Concept Map: 1. Electrical Stimulation: The electrical stimulation generated by the sinoatrial node (SA node) or an artificial pacemaker causes ion channels in the cardiac pacemaker cell to open, allowing for the flow of ions into and out of the cell.
What is Electrical Stimulation ?Electrical stimulation (ES) is a form of treatment that utilizes a low-level electrical current to stimulate nerve endings in order to decrease pain, increase muscle strength and improve circulation. Electrical stimulation works by delivering a low-level electrical current to the target area of the body.
2. Action Potential: The action potential is generated when positively charged ions, such as sodium and calcium, enter the cell and cause the membrane potential to become depolarised.
3. Repolarisation: Potassium ions then leave the cell and cause the membrane potential to become repolarised.
4. Conduction Pathway: The action potential then travels along the conduction pathway, which includes the atrioventricular node (AV node), bundle of His, and Purkinje fibers.
5. Contraction: When the action potential reaches the contractile cells, calcium ions enter the cells, causing the cells to contract.
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The results in the table above show the percentage change in mass of the potato cylinders.
explain why the percentage change results are positive and negative.
The percentage change in the mass of the potato cylinders is both positive and negative because the concentrations of the sugar solutions differ.
OsmosisIn biology, osmosis refers to the movement of water molecules from regions of low solute concentrations or high water potentials to regions of high solute concentration or low water potential through a semi-permeable membrane.
Solutions with high solute concentrations as compared to the sap of cells are said to be hypertonic to the cells. The cells, will, therefore, lose water to hypertonic solutions.
Solutions with the same solute concentrations as cells are said to be isotonic to the cells. There is no net movement of water between such solutions and the cells.
Solutions with lower solute concentrations as compared to cells are said to be hypotonic to the cells. Such solutions lose water to the sap of the cells.
This is exactly what happened in the case of the solutions and the potato cylinders. Hypertonic sugar solutions will cause the potato cylinders to lose water and weigh less than their initial weights. This will return a negative percentage change in weight.
Hypotonic solutions, on the other hand, will cause the potato cylinders to gain water and weight more than their initial weights. This will return a positive percentage change in weight.
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explain the significance of pumping CO2 gas into a greenhouse system
Pumping CO2 gas into a greenhouse system is significant for several reasons. Greenhouse gases like CO2 are essential for plants to carry out photosynthesis, which is the process by which they convert sunlight into food. By adding CO2 to a greenhouse, it can help to increase plant growth and yield.
Here are some reasons why pumping CO2 into a greenhouse system is important:
Increased photosynthesis: Photosynthesis is a chemical process in which plants use sunlight to convert carbon dioxide and water into glucose, a form of sugar that is used as food. The addition of CO2 to the greenhouse system can help to increase photosynthesis, which means that plants will produce more food. This can result in faster growth, bigger plants, and higher yields.
Improved plant health: CO2 is essential for plant growth and can help to improve the overall health of the plants. By adding CO2 to the greenhouse system, it can help to create an environment that is more conducive to plant growth. This can lead to healthier plants that are less susceptible to disease and pests.
Improved crop yields: One of the most significant benefits of pumping CO2 into a greenhouse system is that it can increase crop yields. By increasing the amount of CO2 in the air, plants are able to produce more food, which can result in bigger, healthier plants with larger yields. This can be particularly beneficial for commercial growers who rely on high yields to generate income.
In summary, pumping CO2 gas into a greenhouse system is an effective way to improve plant growth and yield. By increasing the amount of CO2 in the air, plants are able to carry out photosynthesis more efficiently, which can lead to healthier plants and higher crop yields.
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Identify three similarities and three differences in the various types of deserts. Coastal, Hot and Dry, Cold, and Semiarid.
The primary distinction between hot and cold deserts is that the hot desert is scorched by the sun, whereas the cold desert has ice and snow on the ground.
What is a desert?A desert is a desolate area of land with little precipitation and, as a result, hostile living conditions for plant and animal life.
A hot desert is a region of the world with high average temperatures but little precipitation.
Cold deserts have hot summers but extremely cold winters. In temperate parts of the world, such areas are typically found in high, flat areas known as plateaus or mountainous areas.
A semi-arid climate, semi-desert climate, and otherwise steppe climate is a subtype of dry climate. It is found in areas where precipitation is lower than potential evapotranspiration but not as low as in a desert climate.
Thus, these are some contrast between deserts.
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According to the law of conservation of mass, which statement is true?
Question 1 options:
Mass can be created by chemical reactions.
The mass of the products in a chemical reaction do not have to equal the mass of the reactants.
Mass can neither be created nor destroyed.
Mass can only be destroyed by physical transformations.
Answer:
Mass can neither be created nor destroyed.
Explanation:
Mass can not be created or destroyed, it can only be preserved during a chemical reaction
Describe how the intermolecular forces involved with RNA solubility are different from proteins and lipids (
Answer:
Due to strong forces between solutes and solvent, solubility increases.
Explanation:
Due to intermolecular forces, RNA solubility is higher than the solubility of proteins and lipids because intermolecular forces enables RNA soluble in water due to its polar nature while on the other hand, proteins and lipids are not very soluble in water due to their non-polar nature. If the intermolecular forces are stronger between solute and solvent molecule, the greater the solubility of the solute in the solvent and vice versa.
Some protists can reproduce both sexually and asexually. What's a major advantage of each?
A. Sexual reproduction increases genetic diversity, and asexual reproduction can be more rapid.
B. Sexual reproduction allows the organism to produce an exact copy of itself, and asexual reproduction can be more rapid.
C. Sexual reproduction can be more rapid, and asexual reproduction allows the organism to produce an exact copy of itself.
D. Sexual reproduction is less prone to making genetic mutations, and asexual reproduction increases genetic diversity.
Asexual reproduction has the potential for faster growth, while sexual reproduction enhances genetic diversity. In protists, sexual reproduction has the major benefit of increasing genetic.
How do protozoa reproduce both sexily and asexually?While some protists reproduce sexually using gametes, others do so asexually using binary fission. Plasmodium falciparum, which possesses both sexual and asexual variants of the organism, is an excellent illustration of a species with incredibly complex life cycles.
What is the benefit of sexual and asexual reproduction?Both approaches have benefits. A varied gene pool that can tolerate a dynamic and changing environment can be developed through sexual reproduction. Asexual reproduction is advantageous for maintaining a big, homogenous population and for species that can't move around.
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All vertebrate embryos follow a common
developmental path due to their common ancestry. All have a set of very similar genes that define their basic body plan. As they grow, the differences that will distinguish the embryos as adults become more and more apparent. The study of this development can yield insights into the process of evolution.
Why is this evidence of evolution?
Answer:
it's this :)
Explanation:
All vertebrate embryos follow a common developmental path due to their common ancestry. All have a set of very similar genes (the homeobox genes) that define their basic body plan. As they grow, the differences that will distinguish the embryos as adults become more and more apparent.
After reading this chapter, which of the areas (e.g., observe, reflect and apply) do you feel most confident?
this question is lacking nessasary information
explination:
without the document read before it, this is unanswerable
How is energy stored in the ATP molecule?
O in the chemical bonds holding the nitrogen base together
O in the chemical bond holding the sugar to the nitrogen base
in the chemical bonds holding the sugar molecule together
O In the chemical bonds holding the phosphate groups together
Design an experiment that determines the amount of time needed for a person’s heart rate to return to normal after exercise
Answer:
You could record yourself doing a cardio exercise such as running or using a jump rope for a certain period of time using a stop watch or a phone timer. Then stop after about 5-10 minutes and using the stop watch see how long it takes for your heart rate to go back to normal.
Explanation:
Is crick and Watson a type of genetic test
No, "Crick and Watson" is not a type of genetic test. Crick and Watson refer to James D. Watson and Francis Crick, who were scientists involved in the discovery of the structure of DNA. They proposed the double-helix structure of DNA in 1953, which provided the foundation for understanding genetic information and its role in heredity.
Genetic tests, on the other hand, are laboratory tests that analyze an individual's DNA or genes to provide information about their genetic makeup, potential genetic disorders, or predispositions to certain conditions.
These tests can be used for various purposes, such as diagnosing genetic disorders, predicting the risk of developing certain diseases, determining carrier status for genetic conditions, or providing ancestry and genealogical information.
While Crick and Watson made significant contributions to the field of genetics, they are not directly associated with genetic testing. Genetic tests are based on scientific advancements and technologies developed after their groundbreaking discovery of the DNA structure.
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A plane is a flat surface that has no ___ and extends forever.
Answer:
thickness
Explanation:
Planes have no thickness
Answer:
A plane is a flat surface that has no ending and extends forever.
I need help with this please I need to do a pedigree and also a punett square
The cross of Li (father with skin condition) and Mai (mother with normal skin) will result in the following offspring:
Gemma - first child with skin condition
Sister of Mai - with skin condition
Parents of Mai - normal skin
Brother of Li - normal skin
Sister of Li - with skin condition
Mother of Li - with skin condition
Father of Li - normal skin
The father of Li has normal hair crossed to mother of Li with skin condition. The result is 100% heterozygous/ 50% probability of normal skin and 50% probability of with skin condition.
Li is heterozygous (Ss) and Mai is also heterozygous (Ss) since one of her parents might be carrying the recessive allele because of the offspring with skin condition.
The result of the cross is 25% homozygous for with skin condition, Ss 50% heterozygous, and 25% for normal skin.
2a. The enzyme called Pheide a Oxygenase (PAO) catalyses the degradation of chlorophyll. Mendel’s I gene (yellow peas) codes for this enzyme. If this gene is mutated, what will happen to the pea colour? 2b. What was discovered when looking at the PAO levels between heterozygous and homozygous plants? 2c. Gibberellin is a plant hormone that promotes the elongation of plant stems. It is produced in a series of reactions requiring an enzyme coded for by a specific gene. If this gene is isolated, and mutated, how will this affect the height of the plant?
The answers for the alternatives are:
a) The PAO enzyme catalyses the degradation of chlorophyl, when the gene for the production of PAO is mutated, the pea plant won't have a functional PAO, being the chlorophyl in that plant not degradated, in consequence the pea plants will remain green and not turn out yellow like their gene stipule by Mendel's Law.
b) When made the comparison between heterozygous and homozygous for PAO enzyme in plants, it was discovered that heterozygous will have half as much PAO as a homozygous dominant for the PAO gene, since the lower enzyme level is enough to produce PAO for the plant degradate chlorophyl.
c) If the gene for the enzyme related to promote elogation of plant stems is mutated, it is expected that the height of the plant will be lower than with the specific gene working, because the reactions and gibberellin production and distribution are directed affect by that genetic modification.
Need help asap
In a breed of guinea pigs brown fur is dominant to white
fur and long fur is dominant to short fur as shown.
Guinea Pig Fur Color & Fur Length
B= Brown L= Long
b= White I=Short
If both parents are heterozygous for both fur color and
length, what is the probability of an offspring with long,
white fur?
о 1/8
O 3/16
O 1/2
O 3/4
Answer: 3/16
Explanation: If you cross a heterozygous parent with a heterozygous parent, you will always get a 9:3:3:1 ratio. If you draw a punnet square, you will see that there is 3 off springs that will have the phenotype of white fur and long.
A change in the environment that causes an organism to take action?
A) response
B) metabolism
C) stimulus
D) reproduction
Answer: The answer would be a stimulus this would be a stimulus because it is what causes the surroundings in an organism to change such as in its actions or behavior. I hope this helped you. Have a great night and god bless you :>
Can water go across a semipermeable cell membrane?
Answer:
I believe water can go across the membrane. I hope this helps.
Answer:
yes, water can go across a semipermiable cell membrane..
Explanation:
brainliest plz
Why are cetacean are smarter than primates?
Answer:
well no duh we humans we smart and we invented half the stuff in the world
Explanation:
Answer:
Evolution and different environments.
Explanation:
Primates are intelligent in their own ways, such as motor control, the use of hands and feet simultaneously, control of both hands for different things at the same time.
Dolphins for example, however, they lack the limbs that primates do, so they don't need motor control as much as primates. They evolved to be very social animals, and that allows them to excel in groups while maintaining a pattern seeking brain much like primates, without the motor control capabilities.
differentiate between transpiration, exaporation and evapotranspiration
Transpiration refers to the process of water loss through the stomata of plants, evaporation is the process of a liquid turning into a gas, while evapotranspiration is the combination of both transpiration and evaporation and refers to the total water loss from a surface.
What is Transpiration?Transpiration is the process by which water is lost from a plant through small pores called stomata. This water loss can occur through evaporation from the surface of the leaves or stems and serves to regulate the temperature of the plant and maintain water balance.
Transpiration also plays a crucial role in the movement of water and nutrients from the roots to the leaves. It is an important aspect of the water cycle and helps to redistribute water and minerals throughout the plant.
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The fossil record contains
specimens of approximately
250,000
known
species. The odds of finding fossil
evidence are extremely low
Decause the remains of an
organism usually
______
or are
_______
by
scavengers. Fossils are more likely
o form in the absence of ____
Typically,____
organisms
do not fossilize even though they
were most likely very common in
ancient communities.
These are remains of plants and animals which have been preserved in the earth crust for a long period of time.
They become fossilized when there is little or no erosion and in the absence of scavengers.
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Chemical Reactions in Life Quick Check
What is photosynthesis? (1 point)
o a chemical reaction plants use to release energy from food
O a chemical reaction plants use to create water
a chemical reaction plants use to create new atoms
o
a chemical reaction plants use to create food
a chemical reaction plants use to create food
If you looked at the range of height in humans, would you this is a polygenic trait or a simple mendelian genetic trait? Why?504030Number of people201002606570Height fin75
Looking at the continuous variations of the range of height in the graph, it can be determined that the trait is a polygenic trait.
Continuous variation is the factor where the human height can differ to a variety of ranges. There are no clear cut distinctions of height between short, medium and tall. Also there are no fixed amount of heights in the graph. The height can vary even from a fractions of inches and that defines continuous variation.
Polygenic trait is the one which is influenced by two or more than two genes. These traits do not follow the Mendelian genetic pattern and they may also be influenced by genetic factors.
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Calculate the fractional saturation for hemoglobin when the partial pressure of oxygen is 78 mm Hg. Assume hemoglobin is 50% saturated with oxygen at a partial pressure of 24 mm Hg and that the Hill coefficient is 3.
Answer:
YO2 = 0.98
Explanation:
Homologous chromosome are paired.
Homologous chromosomes are paired because they carry the same genes in the same order, although the alleles for each trait may differ.
During meiosis, the homologous chromosomes align during prophase I and exchange genetic material through a process called crossing over, which contributes to genetic diversity.In human beings, a pair of homologous chromosomes is present in every cell, one from each parent.
In females, the two X chromosomes are homologous pairs, while in males, the X and Y chromosomes are not homologous pairs since they carry different genes. During fertilization, the homologous chromosomes from the two parents pair up, and each gamete contains only one of each homologous chromosome.
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Briefly describe the 5 factors that influence recall.*
Answer:
1. Encoding: The way information is initially processed and stored in memory can affect recall. Information that is encoded deeply, such as through elaboration or association with existing knowledge, is more likely to be remembered than information that is encoded superficially.
2. Retrieval cues: The presence of cues or prompts that are associated with the information being recalled can facilitate retrieval. These cues may be external (such as environmental context) or internal (such as emotional state).
3. Interference: Other information that is similar to or competes with the target information can interfere with recall. This may occur due to proactive interference (when previously learned information interferes with new learning) or retroactive interference (when new learning interferes with previously learned information).
4. Time: The amount of time between encoding and retrieval can affect recall. Memory tends to decay over time, but this decay can be slowed by rehearsal or consolidation processes.
5. Individual differences: Factors such as age, intelligence, and personality can influence recall ability. For example, older adults may have more difficulty recalling specific details due to age-related changes in memory processes.