Answer:
1st: pigments 2nd: molocule
Explanation:
Please explain why this answer is correct in your own words.
You must include these three words within your explanation: Law of Conservation Of Mass, Chemical Change, and Physical Change.
1.Ice melting is a physical change
2.Eggs cooking is a chemical change
3.Salt dissolving is a physical change
4.Wood burning is a chemical change
5. Fireworks exploding is a chemical change
Physical and Chemical changesA substance can change physically even when no new substance is created as a result of the change. It simply modifies the substance's outward attributes, such as its shape, size, texture, or phase (such as solid, liquid, or gas).
When a compound undergoes a chemical change, a new substance or substances with new chemical properties are created. Chemical bonds are broken and formed as a result of this process, which transforms one or more chemicals into one or more new substances. Chemical changes can release or absorb energy (heat, light, or sound), and they are frequently irreversible.
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Do leopard geckos die from eating salamanders?
A no
b yes
C they only get sick
PLS ANSWER IF YOU ARE PRO
By the way I don’t have a gecko this is just for school
But it would help if a reptile pro could answer this.
Answer: Well I am not a Pro on leopard geckos, but I've have a Friend who is and they eat anything that wiggles I would say it might not die since the only things that would kill him is if he eats fireflies, lightning bugs. So I will say a salamander is fine.
Someone please help me
Answer:
d
Explanation:
Atom Z has a full valence shell which makes it the most stable.
What is amplitude…????
The amplitude of a wave is the extent of movement that is measured from the start [point/position] of an equilibrium. This is mostly applied to vibrations.
Which factor is used to determine whether two organisms are members of the same species?
A. They look almost identical to each other
B. They have the same common names
C. They produce offspring that are also able to reproduce
D. They live in the same place
Answer:
A is your answer
Explanation:
i hope I've been helpful
can you please help me
Answer: 15. Oxygen. 16. Cortex. 17. epiglottis
Explanation:
31.
Which of the following is a radical?
ОН
O
Н
H2O
Answer:
i think oh is a radicalin these option.
HELPPP PLEASEEEE
THE QUESTION IS IN THE PICTURE
A. DNA
B. Amino Acid
C. RNA
D. Polypeptide
The Nucleic acids that we have are DNA and RNA.
What are Nucleic acids?This question is incomplete but I will try to give you a general idea about the Nucleic acids.
Nucleic acids are large biomolecules that play a crucial role in the storage and transfer of genetic information in cells. There are two types of nucleic acids: deoxyribonucleic acid (DNA) and ribonucleic acid (RNA).
Both DNA and RNA are essential for the functioning of cells, and their structure and function have been studied extensively by scientists, leading to a greater understanding of genetics, evolution, and the molecular basis of life.
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The picture indicates the structure of RNA because it has URACIL.
What is RNA?Ribonucleic acid (RNA) is a nucleic acid that is present in all living cells that has similarities in structure to DNA. Unlike DNA, RNA is often single-stranded. An RNA molecule is made of alternating phosphate groups and sugar ribose, as compared to the deoxyribose that is found in DNA. Uracil is the nitrogenous base that is present in RNA.
It is made up of nucleotides which are ribose sugars that are attached to nitrogenous bases and phosphate groups. Nitrogenous bases such as adenine, guanine, uracil, and cytosine are present in them. RNA is mostly present in single-stranded, but there are special RNA viruses that have double-stranded.
So we can conclude that option C is the correct answer.
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Which dye molecule is the smallest? Which is the largest? List dyes by name, not appearance
Orange G is the dye molecule is the smallest and blue color molecule is the largest
Dye molecules are large in molecular weight and contain an extensive system of conjugated double bonds. These molecules can be dissolved in suitable organic solvents (ethanol, methanol, ethanol/water, methanol/water, etc.) or incorporated into solid matrices (organic, inorganic, or hybrid). Known types are: 1) Acid dyes for polyamide and protein substrates such as nylon, wool and silk. 2) disperse dyes for hydrophobic materials such as polyester and acetate; 3) direct and reactive dyes for cellulosic materials such as cotton, rayon, linen and paper. Basic dyes are cationic (+ve) dyes and therefore react with negatively charged (-ve) substances. Alizarin's prominent red pigment is the basic pigment. Other examples of basic dyes are methylene blue, crystal violet, basic fuchsine and safranin.
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a. What type of questions were the researchers asking in order to determine whether the wildlife
management techniques were effective? (3 points)
b. We’re the crossing structures successful? (2 points)
One of the queries that researchers may have posed to ascertain the efficacy of the wildlife management strategies is "Were the animal crossing structures successful?"
Thus, additional inquiries that researchers may have made include: Has the quantity of animal crossings structures increased after the structures were put in place? Have the structures at the crossings lessened the incidence of wildlife-vehicle collisions?
Additional inquiries that researchers may include: have the crossing structures had any unforeseen effects that could have changed animal behavior or fragmented their habitat? Have the animal crossing structures been more affordable than alternative methods of animal management?
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All animals are eukaryotes. In a sentence or two, explain what this means.
Answer:
They all lack cell walls and chloroplasts and have smaller vacoules
Answer:
they consist of a cell or cells in which the genetic material is DNA in the form of chromosomes contained within a distinct nucleus
Explanation:
Humans produce skin cells by mitosis and gametes by meiosis. The nuclei of gametes produced by meiosis will have O half as much DNA as the nuclei of skin cells produced by mitosis
O twice as much DNA as the nuclei of skin cells produced by mitosis O the same amount of DNA as the nuclei of skin cells produced by mitosis O four times as much DNA as the nuclei of skin cells produced by mitosis
Answer:
search sailesh xettri on messenger
Explanation:
bike pic guy
What does the moon not have on its own?
O rotational period
O gravity
O revolution period
Olight
Which of the following is NOT a characteristic of organisms found in the animal kingdom?
Question 3 options:
Eukaryotic cells
Cell walls contain cellulose
Multicellular
Heterotrophic
26. Where is blood pressure located?
A. Veins
B. Capillaries
C. Arteries
D. None of the above
Answer:
D.None of the above.
Hope it helos you..Answer:
D. None of the aboveA normal blood pressure is about 120 mmHg systolic over 80 mmHg diastolic. Usually the blood pressure is read from the left arm, although blood pressures are also taken at other locations along the extremities.
The standard location for blood pressure measurement is the brachial artery.
I hope it helpscarryonlearning
SURVIV.IO CODE
5GRV
NOWWW
Answer:
ight im in
Explanation:
What is the cell to cell function of membrane protein?
Neil travelled 36km at a speed of 8km/h. Grant travelled 48km at a speed c a) Whose journey was quickest? b) By how many mins?
a) If Grant's speed is less than 10.67 km/h, then Neil's journey was quicker. If Grant's speed is greater than 10.67 km/h, then Grant's journey was quicker.
b) If Grant's speed is 10 km/h, then Neil's journey was quicker by 198 minutes (or 3 hours and 18 minutes).
a) To determine whose journey was the quickest between Neil and Grant, we need to find the time taken by each of them. We can use the formula: Time = Distance/Speed
For Neil, Distance = 36km and Speed = 8km/h. Therefore, Time taken by Neil = Distance/Speed = 36/8 = 4.5 hours
For Grant, Distance = 48km and Speed = c. Therefore, Time taken by Grant = Distance/Speed = 48/c
Now, we need to compare the time taken by Neil and Grant. If Neil's time is lesser than Grant's time, then Neil's journey was quicker. If Grant's time is lesser than Neil's time, then Grant's journey was quicker.
So, we have 4.5 < 48/c
Multiplying both sides by c, we get:
4.5c < 48
Dividing both sides by 4.5, we get:
c < 48/4.5 = 10.67 km/h
b) To find the time difference between Neil and Grant, we need to subtract the time taken by Neil from the time taken by Grant. So, we have:
Time taken by Neil = 4.5 hours (calculated earlier)
Time taken by Grant = Distance/Speed = 48/c
Therefore, Time difference = (48/c) - 4.5
We can convert this into minutes by multiplying by 60:
Time difference in minutes = 60[(48/c) - 4.5]
We know that c < 10.67 km/h (from part a). Let's assume c = 10 km/h (just for calculation purposes). So, we have:
Time difference in minutes = 60[(48/10) - 4.5] = 198 minutes
Note: The actual time difference depends on the value of Grant's speed.
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Round seeds are dominant over wrinkled seeds. Yellow seeds are dominant
over green seeds. Cross a round yellow seed, which is heterozygous for both
traits with a wrinkled green seed, which is homozygous for both traits. Show
your work.
Cross a round yellow seed, which is heterozygous for both traits with a wrinkled green seed, which is homozygous for both traits.
Fusion of gametes Yy (yellow seeded) and yy (green seeded)
Thus, in F1 generation the ratio of yellow seeded plants to that of green seeded plants is 50:50.This cross is called as test cross where F1 generation is crossed with recessive parent.
In other case When a homozygous yellow round seeded plant(YYRR) is crossed with another homozygous pea plant with green wrinkled seeds(yyrr). The offspring's formed in the F1 generations are heterozygous Yellow round seeds(YyRr)
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what is a directional flow of electric charge
Answer: The direction of an electric current is by convention the direction in which a positive charge would move. Thus, the current in the external circuit is directed away from the positive terminal and toward the negative terminal of the battery. Electrons would actually move through the wires in the opposite direction.
1.) When does a woman run out of eggs?
2.) What is the name of the lining of the uterus?
3.) What does estrogen do to the lining of the uterus?
4.) What hormone is released due to the rising level of estrogen in the bloodstream?
Answer:
1.) When does a woman run out of eggs?
A.) your ovaries cease to make estrogen, and you will go through the menopause. At the age of 45 to 50
2.) What is the name of the lining of the uterus?
A.) Endometrium
3.) What does estrogen do to the lining of the uterus?
A.) estrogen causes further proliferation of the stromal cells of the epithelial lining of the uterus.
4.) What hormone is released due to the rising level of estrogen in the bloodstream?
A.) When the level of estrogen is sufficiently high, it produces a sudden release of LH, usually around day thirteen of the cycle.
-TheUnknownScientist
Researchers have been studying different types of grasses and have learned that certain species will benefit from being grazed by other organisms. What type of relationship would this behavior represent?
The behavior you described, where certain species of grass benefit from being grazed by other organisms, represents a mutualistic relationship. Mutualism is a type of symbiotic relationship in which both participating organisms derive benefits from their interaction.
In this case, the grasses benefit from being grazed because the act of grazing stimulates their growth and helps them maintain optimal health. Grazing removes the top portions of the grass, which promotes new shoots and stimulates lateral growth.
Additionally, grazing can prevent excessive shading and allow sunlight to reach lower parts of the grass, aiding in photosynthesis.
On the other hand, the organisms that graze on the grass, such as herbivores or grazers like cattle or certain insects, benefit from the food source provided by the grass. Grazing animals obtain nutrition from consuming the grass, which is a source of energy and nutrients.
Thus, the mutualistic relationship between the grasses and the organisms that graze on them is characterized by reciprocal benefits. The grasses benefit from the stimulation of growth and maintenance, while the grazers benefit from the food resource.
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When the North Pole is farthest away (tilted away) from the sun it is possible for areas within the Artic circle to experience 24 hours of darkness without any sunlight.
A. True
B. False
Answer:
I think true
Explanation:
mark me brainliest
What feature of bacteria makes them more capable of causing disease?
Answer:
They reproduce quickly in your body. Many give off chemicals called toxins, which can damage tissue and make you sick.
Hope this helps!
Gene expression is determined by several factors, including
O chemicals in the body
O senescence
O protein synthesis
O the brain
Gene expression is determined by several factors, including chemicals in the body, senescence and protein synthesis (options 1, 2 and 3).
What are gene expression patterns in the cells?Gene expression patterns in the cells refer to all genes that are being transcribed in a cell, which depends on different factors such as the presence of regulatory proteins (transcription factors), epigenetic marks, etc.
Therefore, with this data, we can see that the regulation of gene expression in the cells is variable and this process depends on the presence of diverse factors that work together to shape transcription.
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Describe transcription.
Answer:
Translation is the process of changing information contained in nucleic acids into amino acids. It also pertains to the manner in which proteins are made from mRNA templates. The nucleotide sequence on the RNA is translated into the amino acid sequence of proteins during the translation process.
Explanation:
september would the earth be experiencing a solstice or an equinox
how do you know
In September the earth will be experiencing an equinox
Equinoxes occur between March and September. When the Sun's rays strike the equator at midday and at a 90° angle, it is considered an equinox. It stands for the idea that day and night have equivalent lengths. The sunset and dawn are separated by 12 hours everywhere on Earth. One may observe how quickly the sunset and dawn hours shift throughout the day the farther one goes from the equator.
Whereas, solstices occur in June and December. The contrary is visible close to the solstices. For a few days, both the sunset and sunrise appear to be constant. Over the course of the year, the time of day when the sun is directly overhead where one lives also gradually changes.
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Question
A farmer grows several crops on a farm that has mostly shallow, sandy soil. Which of the following irrigation methods would be the best suited for this farm?
Answer:
Explanation For a sandy soil farmer should use drip irrigation method over surface irrigation.
Sandy soils have a low water storage capacity and a high infiltration rate. Therefore they need frequent but small irrigation methods, drip irrigation is most suitable method than surface irrigation.
In other irrigation methods such as Surface irrigation, Flood irrigation, Furrow irrigation water is discharged in quite large amounts but the soil lost it due to the high infiltration rate.
Therefore, for a sandy soil farmer should use drip irrigation method over surface irrigation.
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For a sandy soil, the farmer should use drip irrigation method over surface irrigation method. Thus, the correct option is A.
What is Drip irrigation?Sandy soils have a low water storage capacity and a high infiltration rate. Therefore, they need to frequent however small irrigation methods such as drip irrigation. Drip irrigation is the most suitable method for irrigating this soil surface.
In other irrigation methods such as surface irrigation, flood irrigation, furrow irrigation, water is discharged in quite a large amounts however the soil still lose it due to the high infiltration rate.
Therefore, the correct option is A.
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Your question is incomplete, most probably the complete question is:
A farmer grows several crops on a farm that has mostly shallow, sandy soil, meaning they have a low water storage capacity and a high infiltration rate. Which of the following irrigation
methods would be the best suited for this farm?
Select one:
a. Drip irrigation
b. Surface irrigation
c. Flood irrigation
d. Furrow irrigation
Which of the following best describes the tool that made the mark pictured?
It is smaller than a quarter, round-shaped, and made of metal.
It is larger than a quarter, square-shaped, and made of plastic.
It is smaller than a quarter, thin, and made of metal.
It is larger than a quarter, thin, and made of plastic.
Answer:
a
Explanation:
it is smaller than a quarter, round-shaped, and made of metal.
Which statement best describes a reliable source of information?
A source that follows the scientific method.
A source that includes the evidence to persuade a side.
A source that includes opinions to support a claim.
A source that uses pseudoscience to gather evidence.
The statement best describing a reliable source of information is:A source that follows the scientific method.
A reliable source of information is one that follows the scientific method. The scientific method is a systematic approach to investigating phenomena, which involves formulating a hypothesis, conducting experiments or observations, collecting data, and drawing conclusions based on evidence. By adhering to the scientific method, a source ensures that its information is based on rigorous and objective analysis.
A reliable source of information focuses on providing evidence to support its claims rather than relying on opinions. It presents data, facts, and research findings obtained through scientific studies or credible sources. This evidence-based approach adds credibility to the information presented and allows readers to evaluate the validity of the claims.
On the other hand, a source that includes opinions to support a claim may lack objectivity and can introduce bias into the information. Opinions alone do not necessarily provide a reliable basis for making informed judgments or decisions.
A reliable source also avoids the use of pseudoscience to gather evidence. Pseudoscience refers to claims or practices that are presented as scientific but lack the rigorous scientific methods and evidence required for validation. Such sources often promote ideas that are not supported by credible scientific research and can mislead readers.
In summary, a reliable source of information is one that follows the scientific method, presents evidence to support claims, avoids relying solely on opinions, and does not use pseudoscience to gather evidence. By adhering to these principles, a source can provide trustworthy and accurate information to its audience.
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