Compare and contrast the structure of DNA and RNA.

Q: Distinguish between a chromosome and chromatin.

A: A gene is an essential unit of heredity and an arrangement of nucleotides in DNA or RNA that encodes…

Q: In which state, the sex chromosomes are present in a cell? O Euchromatin Heterochromatin Centromere…

A: Chromosomes are the thread like structure present in the nucleus of the cell.

Q: What is the specific structure of DNA during both the prophase and metaphase stages of mitosis?…

A: There are a total of six stages in mitosis: Interphase Prophase Metaphase Anaphase Telophase…

Q: State which phase of mitosis the following descriptions belong to: The chromosomes unwind and become…

A: Cell division & Mitosis Mitosis is a process of cell division also called as Duplication…

Q: Chromosomes are visible under microscope during cell division because a. Thickening of chromatins b.…

A: Correct option is a.Thickening of chromatins    The nucleoli vanish, and the chromatin fibres…

Q: Consider the figure below showing a single cell in metaphase of mitosis. This phase is characterized…

A: Cell division is the process in which one cell divides to form two daughter cells. It is of two…

Q: What has happened to the chromatin in the diagram? What regulatory proteins binds to what part of…

A: DNA is a double helical structure, which is wrapped around histones.  histones are proteins found in…

Q: What kind of cell division takes place in a HeLa cell line grown in a laboratory? Name the cell…

A: As we know all living organisms are made of the basic unit of structure and function called cell. To…

Q: If there are 20 chromosomes in a cell at metaphase, how many chromosomes are there is each daughter…

A: Introduction  A normal cell can divide by two process one is Mitotic cell division while the second…

Q: The DNA in a cell associates with proteins to form chromatin. What is a nucleosome?

A: The cells are the primary unit of life. An organism may be unicellular or multicellular. The…

Q: Chromosomes are visible under the microscope during cell division because, disintegration of the…

A: Chromatin is the complex made up of DNA and proteins. It is found in eukaryotic cells and is…

Q: Describe the appearance and composition of chromatin and the structure of nucleosomes. Comment on…

A: Answer- Chromatin is uncondensed genetic material which is present in the nucleus most of the time…

Q: Compare and contrast a chromosome and chromatin

A: A cell is a cytoplasmic mass that is outwardly linked by a cell membrane. They are usually tiny in…

Q: During which stage of the cell cycle would a cell contain the least total amount of DNA?

A: A cell cycle is a series of events that takes place in a cell as it grows and divides. The cell then…

Q: Compare and contrast the relationship between chromatin andchromosomes.

A: The genetic material refers to the materials present in the nucleus, mitochondria, and cytoplasm,…

Q: What are the function of chromatin?

A: The cells are the basic building blocks of the living system. The internal structure of the cells…

Q: To review: The mechanism by which the DNA damage suffered in S phase could be repaired in a cell…

A: The cell cycle is a highly regulated mechanism that regulates how cells advance from one phase to…

Q: If the chromatin is removed from a eukaryotic nucleus, what remains?

A: Chromatin is a condensed structure of DNA and proteins that give rise to chromosomes of eukaryotic…

Q: Explain the process of mitosis through an illustration

A: Cell division cycle comprises of different phases to divide cells. There are two basic types of cell…

Q: Identify the phase in mitosis in which the DNA uncoils and the nuclear membrane is formed again.…

A: Mitosis is the division process where the cell divides to form two identical similar cells. In the…

Q: Contrast euchromatin and heterochromatin. Then explain how DNA can transition from one to the other.…

A: Chromatin is defined as the complex of DNA and protein in eukaryotic cells. The primary function of…

Q: Measurements of the amount of DNA per nucleus were taken on a large number of cells from a growing…

A: A cell cycle is a series of events that take place in a cell as it grows and divides. The cell then…

Q: Which of the following best describes the difference between interphase and mitosis?

A: Answer: MITOSIS : It is the phase where replicated DNA and cytoplasmic contents are separated and…

Q: A biologist examines a series of cells and counts 160 cells in interphase, 20 cells in prophase, six…

A: M-phase refers that phase a cell spends which it is undergoing mitosis. It consists of prophase,…

Q: In which phase of cell cycle DNa replication take place explain

A: There are lot of metabolic processes occur inside the cell . Out of which, cell division is a…

Q: Which histone helps stabilize the solenoid structure of eukaryotic chromatin? Н4 H3 H2B H2A

A: Nucleosomes resemble a spherical ball wrapped in rope and are abundant in number. It consists of the…

Q: explain the difference between chromatin granules and chromosomes

A: DNA in the nucleus is packaged and managed by special proteins called histones to form a complex…

Q: Construct a concept map with the following terms: Eukaryotic chromosome, euchromatin,…

A: DNA refers to the organism’s genetic material that can be found in the eukaryotic cell’s nucleus.…

Q: Why is it important for DNA to be duplicated before mitosis

A: All the cells undergo differentiation and regeneration in order to grow and develop into tissues…

Q: What are the stages of the cell cycle? Include the three stages of interphase, as well as the four…

A: Answer:- In eukaryotes, the cells with a nucleus is divided into two main phases: (i) interphase and…

Q: during mitosis with a light microscope, you cannot see the DNA while it is being replicated with the…

A: The chromosomes are lined up in mitosis before they are separated. However, the Chromosomes are…

Q: One of the most important proteins associated with DNA that helps to organize it in the nucleus is…

A: In this question, we have to explain one of the most important proteins associated with DNA that…

Q: Describe the role of microtubules in nuclear division.

A: A microtubule is a type of filament present in the cytoskeleton.

Q: Summarize DNA Replication occurring in Interphase and give the 4 phases of mitosis with an example…

A: According to guidelines we have to answer the first question only. so please kindly post the…

Q: As DNA replication begins, chromatin becomes less compact. Why?

A: DNA stands for deoxyribonucleic acid. It is the genetic material of the organisms that transfer from…

Q: Which describes a role for the kinetochore microtubules during mitosis?     Polymerization drives…

A: Given: A role for the kinetochore microtubules during mitosis.

Q: During mitosis, a single cell divides to produce two daughter cells. What must happen in the…

A: Cell division is a process by which a cell divides it's nucleus and cytoplasm and ultimately produce…

Q: a) In which stage of mitosis do chromosomes condense? (b) If a eukaryotic organism has a total of 34…

A: Mitosis is the process in which the sister chromatids separate from each other and move to opposite…

Q: At prophase, a cell has____________chromosomes, ______________chromatids,and…

A: Cell cycle is a series of changes occur in a newly divided cell through which it duplicates its…

Q: what is the difference between chromatid and chromatin?

A: Chromatids and chromatins are components of genetic materials or chromosome of a eukaryotic…

Q: In the mitosis experiment, in what stage were most of the onion root tip cells in? Based on what you…

A: Introduction  Cytology refers to the study of cell such as cell morphology, physiology etc. As we…

Q: Describe one instance when the polarity of microtubules is important in cell function.

A: Microtubules are the component of the cytoskeleton that gives support to the cell. They participate…

Q: When the nuclear membrane reforms and the DNA loosely coils into chromatin a) prophase b) metaphase…

A: Mitosis is an equational division. It is found in the growing and repairing cells.