Which statement best describes how DNA replication is related to the function of the cell?
The cell must make copies of DNA to make RNA.
The cell must make copies of DNA before it can divide.
The cell must make copies of DNA to make proteins.
The cell must make copies of DNA to undergo cellular respiration.
HELP!!
Answers
Answer:
B
Explanation:
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DNA replication or DNA duplication is very much essential to distribute an equal number of DNA in the daughter cells during division. The cell must make copies of DNA before it can divide.
What is DNA replication?DNA replication is the process of duplication of DNA. It is mainly done during the interphase of the cell cycle.
As it is very crucial to have equal copies of DNA in the daughter cells formed after division, the DNA must go under the replication process before this.
DNA replication occurs only during interphase and not in the dividing or m-phase of the cell cycle, the cell must make copies of DNA before it can divide.
Thus, the correct option is B.
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Related Questions
Did Atom is the smallest level of organization
Answers
Answer: yes atom is the smallest level of organization
Explanation:
Cancer is one of the leading causes of death in our society. Cancer is a disease in which a
cell in the body loses its sensitivity to factors which regulate cell growth and division. The
cell begins to multiply without restriction, creating a growing mass called a tumor, which
interferes with the structure and functioning of the organ in which it is located.
Frequently, cancer cells become metastatic, meaning that they travel, settling in a number
of places and giving rise to secondary tumors. Much of medical research is devoted to
finding ways of preventing, controlling, and curing cancer.
When would it be correct to reject any proposed cure for cancer?
A. if it was based on surgery, radiation therapy, and/or chemotherapy
B. if it was based on lifestyle elements of diet, exercise, and attitudes
C. if it was based on research that was with a variety of human volunteer subjects
D. if it was based on research for a period of time, with frequent checks and controls
E. if it was not able to alter the ability of cancer cells to metastasize
Answers
Answer: B. Have a nice day ;)
Answer:
The answer is either going to be B or E, I'm more positive its B
- Which occurrence is the result of the cell cycle in unicellular organisms?
A. cell repair
B. cell growth
C. cell replacement
D. cell reproduction
Answers
Answer:
D
Explanation:
Cell reproduction is the result of the cell cycle in unicellular organisms. The correct option is D.
What is cell reproduction?Cells split to produce multiple cells with similar, if not identical, contents. This process is known as cellular reproduction.
Nuclear division during mitosis produces two somatic cells that are genetically identical to the parent cell and have the same genetic complement.
Asexual reproduction in prokaryotes takes the form of cell division in unicellular organisms.
When an organism splits in half, it creates two totally distinct daughter cells, a process known as binary fission. The daughter cells are identical to the parent cells genetically.
Most of the time, Paramecium reproduces asexually via budding, however in poor circumstances, they produce sexually.
Unicellular organisms have a variety of asexual reproduction strategies, including multiple fission, fragmentation, and budding.
Thus, the correct option is D.
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What is the behavioral biology, ethology, and comparative psychology?
Answers
Answer:
Comparative psychology and ethology psychology are both about animal science ( that is all i know about behavioral biology, ethology, and comparative psychology )
en las tumbas egipcias era habitual econtrarse con ánimales embalsados similares a los que se podían encontrar con su vida en el momento de que los descubrimientos. considerando que el pueblo antiguo egipto existió hace aproximadamente 5 mil años porque creen que estos hallazgos apoyaron la teoría de que las especies eran fijas y no tenían transformaciones con el tiempo
Answers
Answer:
I will help you but I don't understand the language sorryyyy
Where are the A, B and RH antigens located
Answers
Answer: The A, B, and Rh antigens are located on the surface of red blood cells.
Explanation:
Which factors give cellulose the ability to form long fibers with high tensile strength
Answers
Answer:poop
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Why is it important to recognize that humans share many, but not all, characteristics with other animals?
Answers
Answer:
Because animals don’t have the same body as humans and animals are different from humand
Explanation:
They aid in our understanding of our place in the animal kingdom by allowing us to deduce evolutionary relationships between ourselves and other animals.
What is evolution?Change in the heritable characteristics of biological populations over successive generations is referred to as evolution.
These traits are gene expressions that are passed down from parent to offspring during reproduction.
Investigation reveals that there are three types of evolution: divergent, convergent, and parallel.
Charles Darwin is widely regarded basically as the discoverer of evolution. However, the historical record shows that between 1748 and 1859, the year Darwin published On the Origin of Species, approximately seventy different individuals published work on the subject of evolution.
Natural selection, a process that increases the frequency of advantageous alleles in a population, is one mechanism that drives evolution.
Natural selection produces organisms with a higher chance of survival and reproduction.
Thus, it is important to recognize that humans share many, but not all, characteristics with other animals.
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A scientist conducted a study of an organism and found that its body cells contained 40 chromosomes. While conducting her observations, the scientist noticed that the cells were undergoing cell division. What difference would the scientist expect to observe between the body cells and the sex cells of the organism as they underwent cell division?
Body cells divide by mitosis for the growth and repair of cells, while sex cells divide by meiosis for sexual reproduction.
Body cells divide by mitosis for sexual reproduction, while sex cells divide by meiosis for the growth and repair of cells.
Body cells divide by meiosis for the growth and repair of cells, while sex cells divide by mitosis for sexual reproduction.
Body cells divide by meiosis for sexual reproduction, while sex cells divide by mitosis for the growth and repair of cells.
Answers
Answer:
The difference that the scientist would expect to see between body cells and sex cells with respect to cell division is that body cells divide by mitosis for the growth and repair of cells, while sex cells divide by meiosis for sexual reproduction.
Explanation:
The behavior of the different cell types with respect to their division depends on the functions that each type has.
Somatic cells are those that define the structure and function of the organism, forming tissues by binding together. The process of mitotic division —to obtain from an original cell two identical daughter cells— is important for the growth, development and repair of an individual's tissues.Sex cells or gametes have half of the chromosomal charge —they divide by meiosis, a reductive cell division— and are involved in the process of sexual reproduction.The characteristics described for each cell type explain why the other options are not correct.
Answer:
Body cells divide by mitosis for the growth and repair of cells, while sex cells divide by meiosis for sexual reproduction.
Explanation:
In humans, the dominant allele N causes an abnormal shape of the patella in the knee, whereas n is the recessive normal allele. A separate gene is concerned with finger length, and the dominant allele B causes abnormally short fingers, whereas b is the recessive normal allele. A study focused on people who have both abnormal patellae and short fingers. These individuals were N/n . B/b in genotype, having inherited the N allele from one parent and the B allele from the other parent. These N/n . B/b people mated with normal spouses, producing 40 progeny classified as follows: Normal 3 Abnormal knees and short fingers 2 Abnormal knees only 17 Short fingers only 18
Explain why the four types of children were found in the proportions shown.
Draw the chromosomes of (i) the parents of the N/n . B/b individuals; (ii) the N/n . B/b individuals; and (iii) the four types of children, showing the proper positions of the alleles based on the data above.
Answers
Answer:
1) Children were found in the proportions shown because the two genes are linked, they do not assort independently from each other
2) The chromosomes draw is in the attached file
Explanation:
Due to technical problems, you will also find the explanation for the first question in the attached files (PDF).
What is the primary reason organisms
undergo cellular respiration?
to get rid of wastes
to convert food to useable energy
to supply plants with carbon dioxide
+
to create energy from the sun
Answers
The primary reason organisms undergo cellular respiration is to convert food to usable energy.
Cellular respiration is a metabolic process that occurs in the cells of living organisms and involves the breakdown of organic molecules, such as glucose, to release energy in the form of ATP. This process is essential for cells to carry out their normal functions and for organisms to maintain their life processes.
Cellular respiration involves a series of reactions that break down glucose into smaller molecules, which are then used to generate ATP. During this process, oxygen is consumed and carbon dioxide is produced as a waste product. The process of cellular respiration is an efficient way for cells to convert the energy stored in food molecules into usable energy, which is essential for cell growth, repair, and reproduction.
In contrast, photosynthesis is the process by which plants and some bacteria use energy from sunlight to convert carbon dioxide and water into glucose and oxygen. This process is essential for plants to produce their own food and to release oxygen into the atmosphere.
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b What are the effects of heat on egg
Answers
Answer:
decrease in zootechnical performance and eggshell thickness, increase in egg breakage, and unchanged egg shape index.
Explanation:
During a natural disaster, part of a plant was damaged. If the plant can no longer grow and produce new root cells, which part of the plant likely suffered damage?Question options:A) Root capB) XylemC) Apical meristemD) Phloem
Answers
Root damage
If a plant cannot grow and produce new root cells, the tissue that is damaged is the root apical meristem (option c), since it is the meristematic tissue whose divisions give rise to cells that, after differentiating, form the adult root tissues
Why does the nucleolus disappear during prometaphase?
Answers
Answer:
Chromosomes
Explanation:
The Chromosomes start to separate during this process and the nucleolus is taken out before metaphase so the chromosomes can take the place of the nucleus
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If scientists wanted to engineer a bacterium that could triple the digestion of lactose in the operon, which parts might the scientist add/subtract?
Answers
The lactose operon is like a group of genes that help break down lactose, which is a sugar found in milk. And if a bacterium wants to use lactose for energy, it needs to break it down first.
So, if scientists wanted to engineer a bacterium that could triple the digestion of lactose in the operon, they might add or subtract certain parts of the operon to make it more efficient at breaking down lactose. For example, they might add extra copies of genes that are responsible for breaking down lactose, or they might remove parts of the operon that are slowing down the digestion process.
But, like, to be honest, I'm not really sure exactly which parts they would add or subtract. I think it would depend on the specific bacterium they're working with and the specific genes in the lactose operon. And the scientists would need to do a lot of experiments and testing to figure out what works best.
Hope this helps!
mineral appears to emit green and blue light in the dark.
use the drop-down menu to answer the question.
what property is the mineral in this image demonstrating?
a. magnetism
b. fluorescence
c. luster
d. streak
help me asap. pls.
Answers
When a particular wavelength of light, such as ultraviolet (UV) light, electron beams, or x-rays, are focused on a mineral, fluorescence takes place, hence option B is correct.
What is the property of minerals?Calcite, fluorite, and sodalite are among the more popular fluorescent minerals, however there are many more as well. When exposed to UV light, many gemstones, including diamonds, rubies, emeralds, amber, and opal, will glow.
This light stimulates the mineral's electrons, forcing them to momentarily move to a higher orbit.
Naturally, mine wastes and tailing heaps provide excellent locations for any mineral, including fluorescents.
Therefore, nearly everywhere that has a good assortment of white light minerals also has fluorescent minerals, hence option B is correct.
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Question 1 of 10
Which element of the scientific process includes the greatest amount of
information about living things?
OA. A hypothesis
OB. A theory
OC. A conclusion
OD. A data record
SUBMIT
Answers
According to the research, the correct option is B. A theory is the element of the scientific process that would include the greatest amount of information about living things.
What is a theory?It is a set of ideas or proven hypotheses that explain some phenomenon studied or a scientific description based on a set of observations or experiments.
In this sense, it is a logical system that is established from observations, axioms and postulates, and is formed by the set of concepts, propositions and definitions that are related to each other with the aim of explaining the given phenomenon.
Therefore, we can conclude that according to the research, the correct option is B. A theory is the element of the scientific process that would include the greatest amount of information about living things.
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Debido a la baja cantidad de calorías que utilizamos o quemamos en un día de trabajo
en una oficina (relativamente sedentario) y al requerimiento tan alto de actividades
rigurosas para quemar dichas calorías, ¿a qué se debe que la gente que consume más
de 2.000 kilocalorías al día pueda mantener un peso corporal saludable?
Answers
Answer: Se debe a que el cuerpo lleva a cabo funciones fisiológicas vitales que requieren energía.
Explanation:
Las calorías son unidades de energía aportadas por los alimentos que consumimos a diario. Puntualmente se define la cantidad de calor necesaria para aumentar en 1 grado centígrado a la temperatura de 1 gramo de agua desde 14,5 hasta 15,5. La principal fuente de calorías en los alimentos son los hidratos de carbono, luego le siguen las grasas y proteínas.
Dicha energía hallada en los alimentos, es utilizada por el cuerpo para llevar a cabo distintas funciones fisiológicas vitales e importantes para que el organismo funciones correctamente, como el bombeo de sangre del corazón, funcionamiento de los riñones o el actividad del cerebro, etc. Nos referimos a esto como el metabolismo basal, el cual es el valor mínimo de energía utilizada en reacciones químicas celulares para la supervivencia del organismo. Dicho metabolismo basal depende de diversos factores tales como la edad, peso, sexo, etc. Pero también, las calorías son necesarias para distintas actividades voluntarias como caminar o levantar algún objeto.
Sin embargo, la forma de energía de las calorías de los alimentos es distinta a la forma de energía necesaria para llevar a cabo estas funciones fisiológicas tanto voluntarias como involuntarias. Para ello, la energía de las calorías debe de convertirse a otra forma y esto ocurre comenzando primero con la digestión de los alimentos, donde luego sus nutrientes son absorbidos en el torrente sanguíneo para luego dirigirse a las células. En las mismas, ocurre un proceso llamado respiración celular, en donde se utilizan las calorías de los alimentos para sintetizar ATP (Adenosín Trifosfato), la cual es una molécula que almacena energía utilizable por parte de las células y que eventualmente impulsará y llevará a cabo todos los procesos fisiológicos y metabólicos.
Entonces, en el caso del trabajo de una oficina en el que las personas permanecen sentadas largas horas, sin mucha actividad, igualmente necesitan consumir mas de 2.000 kilocalorías diarias ya que el cuerpo debe obtener esa energía para llevar a cabo las funciones de todos los órganos para mantenerlos vivos.
Along with the nervous system, the ___ system coordinates the various activities of body parts.
Answers
Along with the nervous system, the endocrine system coordinates the various activities of body parts.
The endocrine system is a network of glands that produce and release hormones that help regulate many important body functions. These hormones travel through the bloodstream and affect different tissues and organs in the body.
The endocrine system plays a vital role in regulating many important body functions, including:
• Metabolism - the process by which the body converts food into energy
• growth and development
• reproduction
• mood and behavior
Endocrine disorders can occur when the body produces too much or too little of a hormone. For example, diabetes mellitus is a condition that occurs when the body does not produce enough insulin, a hormone that helps regulate blood sugar levels.
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Why is protein folding important in the search for cures to diseases such as cancer and HIV/AIDS?
Answers
Answer:Protein misfolding is detrimental as it results in a loss of native protein function and can lead to a toxic gain of function due to aggregation
Explanation:
PLEASE HELP ASAP I don’t know how to do this
This is the link for the chart:
fire.ca.gov/stats-events/
Answers
Over time, California wildfires have become more frequent, intense, and destructive due to a combination of factors such as climate change, drought, and increased human activity in fire-prone areas.
The state has experienced some of its largest and deadliest wildfires in recent years, including the 2017 Wine Country fires, the 2018 Camp Fire, and the 2020 August Complex Fire. These fires have not only caused significant property damage and economic losses but also resulted in loss of life and long-term health effects for residents.
The trend of more frequent and intense wildfires is likely to continue unless effective measures are taken to address the underlying causes and prevent their occurrence.
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hypothesis on what is the effect of the genes of the parental mice on the fur color of the offspring mice? use "If...then...format
Answers
Answer:
If the GENES of the parental mice encodes for a black fur, THEN the FUR COLOR of one of the offspring mice will be black.
Explanation:
Hypothesis is one of the steps used in the scientific method. It is a testable explanation of a given question or observation. Hypothesis in an experiment must be subjected to testing via experimentation in order to determine whether to reject it or not.
Hypothesis is usually constructed in the IF, THEN format. It tells us how the independent variable (cause) affects the dependent variable (outcome). In this case, a question is asked this: "what is the effect of the genes of the parental mice on the fur color of the offspring mice?"
A possible hypothesis will be: If the GENES of the parental mice encodes a black fur, THEN the FUR COLOR of one of the offspring mice will be black.
Answer:
A. If either parent mouse passes a dominant allele, the offspring will have black fur.
Explanation:
Either option is correct because it didn't show any green check. It determines on what hypothesis you wrote. I chose A because it relates to my statement. <33
PLEASE HELP
Match each statement to being true for Mitosis Only, Meiosis Only or both.
Question 1 options:
Final cells are haploid
Produces cells that are genetically IDENTICAL
Produces cells that are genetically DIFFERENT
DNA is copied first
1.
Mitosis
2.
Meiosis
3.
Both
Answers
Answer:
Given in explaination
Explanation:
mitosis- produces cells that are genetically identical
meiosis- final cells haploid
produces cells that are genetically different
both- DNA is copied first
Mitosis and meiosis share some different feature but both are having a condition to replicate DNA, hence final cells are haploid in meiosis, DNA is copied first in both mitosis and meiosis and produce genetically identical cells.
What is the difference between Mitosis and Meiosis?Mitosis and meiosis are the two separate stages of cell division. When people are talking about cell division, they usually mean mitosis, which is the process by which new cells are again in the body.
The cell division system known as meiosis is what generates egg and sperm cells. A long almost for life is mitosis, for somatic cells and the asexual reproduction of unicellular eukaryotic cells, mitosis is a kind of cell division.
The type of cell division called meiosis is utilized to produce gametes during sexual reproduction. Meiosis is still only found in the germ cells of multicellular plants and animals, where it is essential for sexual reproduction.
Therefore mitosis and meiosis copy DNA first and produce genetically identical cells but in meiosis final cells are haploid.
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What is the difference between mosses and foliose liverworts
Answers
Answer: Difference Between Liverworts and mosses
Liverworts
Arrangement of leaves
Flattened pattern forms 2-3 rows exhibited by liverworts similar to the structure of leaves.
Mosses
Structure resembles that of leaves of mosses displaying whorl or spiral pattern type
Explanation:
In one to two sentences, describe one similarity and one difference between a quota and an embargo.
PLEASE HELP!
Answers
please help me out (LOTS of points)
Which of the following is most likely to happen if the cell membrane does not function properly?
A. The cell will not be able to store waste.
B. The cell will not be able to eliminate waste.
C. The cell will absorb oxygen during photosynthesis.
D. The cell will absorb carbon dioxide during respiration.
Answers
Answer: B
Explanation:
Answer:
Da answer is B- I got it right on my FLVS Segment 2 Exam for Comprehensive Science.
~KaiKai~
Summarize the changes that might occur in a population of squirrels if acorn shells became harder
Answers
(p.s. could you please mark me brainliest, it would help a lot)
Explain how diffusion restored homeostasis during the dialysis treatment.
Answers
During dialysis, diffusion facilitates the movement of waste products and excess fluids out of the blood, restoring homeostasis.
During dialysis treatment, diffusion plays a crucial role in restoring homeostasis. Homeostasis refers to the body's balanced state, where the levels of various substances are maintained within a narrow range. In the context of dialysis, diffusion refers to the movement of solutes across a semipermeable membrane.In hemodialysis, the patient's blood is circulated through a dialyzer, which contains a semipermeable membrane. On one side of the membrane, the patient's blood flows, while on the other side, a dialysate fluid flows. Due to a concentration gradient, solutes like urea, creatinine, and excess electrolytes in the blood diffuse across the membrane into the dialysate fluid.This diffusion process helps remove waste products and excess fluids from the blood, bringing it closer to the normal physiological range. By restoring the balance of solutes and maintaining proper fluid levels, diffusion in dialysis aids in restoring homeostasis and promoting the overall well-being of the patient.For more such questions on Dialysis:
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The stimulus of a temperature change would NOT cause which of the following responses in a fish? Swimming to a different location Growing extra gills Change in activity level Change in eating habits
Answers
Answer:
Growing extra gills
Explanation:
That's impossible
Answer:
growing extra gills is the answer
Diatoms are mostly asexual members of the phytoplankton. Diatoms lack any organelles that might have the 9 + 2 pattern. They obtain their nutrition from functional chloroplasts, and each diatom is encased within two porous, glasslike valves. Which question would be most important for one interested in the day-to-day survival of individual diatoms?A) How does carbon dioxide get into these protists with their glasslike valves?B) How do diatoms get transported from one location on the water's surface layers to another location on the surface?C) How do diatoms with their glasslike valves keep from sinking into poorly lit waters?D) How do diatoms with their glasslike valves avoid being shattered by the action of waves?E) How do diatom sperm cells locate diatom egg cells?
Answers
Answer:
Diatoms are mostly asexual members of the phytoplankton. Diatoms lack any organelles that might have the 9 + 2 pattern. They obtain their nutrition from functional chloroplasts, and each diatom is encased within two porous, glasslike valves. Which question would be most important for one interested in the day-to-day survival of individual diatoms?
C) How do diatoms with their glasslike valves keep from sinking into poorly lit waters?
Explanation:
Diatoms are some of the most important organisms living on earth because of its role on the oxygen production in the planet earth. The question "how do diatoms with their glasslike valves keep from sinking into poorly lit waters?" Because of the way their nutrition is obtained from functional chloroplasts and the way them encased within two porous, glasslike valves.