Human Anatomy & Physiology (11th Edition)
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN: 9780134580999
Author: Elaine N. Marieb, Katja N. Hoehn
Publisher: PEARSON
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Q: Describe chromatin when the CpG islands are methylated?
A: The eukaryotic chromosome is made of half DNA and half proteins. Out of total proteins, one half is…
Q: Differentiate between these terms: chromosome, chromatin,and chromatid.
A: The size of the human genome is very large in terms of the number of base pairs and physical length.…
Q: Describe the process of DNA replication that occurs during the S phase of interphase.
A: DNA replication is a biological process in which two identical replicas of DNA are produced from one…
Q: How does histone acetylation alter chromatin structure? (300 word limit)
A: Histones known as a protein which provides chromosomes with structural support. These are usually…
Q: What is nucleosome and chromatin?
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Q: Which one explains the form of genetic material before nuclear division? a) Euchromatin b)…
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Q: What are heterochromatin and euchromatin?
A: in the interphase stage nucleus of a eukaryote, the chromatin network is a loosely arranged mass of…
Q: Why interphase is called prepering phase?
A: The series of events in a particular sequence that leads to the division of parent cell into…
Q: What role do histones play in DNA replication?
A: Introduction: DNA replication is a process by which two identical DNA molecules are produced from…
Q: What is the name of the structure that the microtubules bind to during mitosis?
A: Introduction During the mitotic phase, a cell duplicates its chromosomes, segregates them, and…
Q: How do we know that DNA replication occurs during interphase, not early in mitosis?
A: Introduction  A normal cell can divide by two process one is Mitotic cell division while the second…
Q: What is facultative chromatin?
A: Chromatin are of two types. They are euchromatin and heterochromatin. Euchromatin are enriched with…
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: Why do the chromosomes in chromatin condense in dividing cells?
A: In non dividing cells, the eukaryotic DNA ,the genetic  information is stored as linear chromosomes…
Q: Differentiate between Allosome and Autosome.
A: Chromosomes are long thread-like structures that carry coded genetic information in the form of DNA.…
Q: Differentiate between lagging strand and leading strand.
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Q: The golgi complex breaks down during mitosis and is reassembled. My question is whether the new…
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Q: Explain the properties of nucleosomes ?
A: The nucleosome is the fundamental subunit of chromatin. It helps in compaction of long eukarytic…
Q: from what protein are microtubules formed ?
A: The cytoskeleton is defined as a system or set of filaments present in the eukaryotic cell's…
Q: A genetic disease has led to damaged chromatin that a scientist discovered in G1 of interphase. The…
A: Interphase is the initial stage of the cell cycle which is then divided into G1, S, and G2 phases.…
Q: Describe the structure of a nucleosome and explain its importance
A: Nucleosome represents the basic structural unit of DNA packaging in the eukaryotes. in nucleosome…
Q: How do we know that DNA replication occurs during inter-phase, not early in mitosis?
A: BASIC INFORMATION CELL DIVISION  It is necessary for all the cells In this the parent cell divides…
Q: Diagram the structure of a nucleosome
A: Nucleosome is the basic repeating unit of eukaryotic chromatin. These are believed to transfer…
Q: Define the term Chromatin?
A: A cell is the basic and fundamental unit of living organisms. They constituent of cell organelles…
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 role does chromatin structure play in cell memory and in cell reprogramming?
A: Cellular reprogramming is a process of formation of pluripotent stem cells from mature and…
Q: Which types of macromolecules are found in chromosomes?
A: Biochemistry is the branch of biology or chemistry that deals with the study of the structure and…
Q: Explain the channels of the interchromatin compartments ?
A: The nucleus is the most important organelle present in the eukaryotic cells and is made up of a…
Q: What is the function of euchromatin?
A: The chromatin is the complex formed by the condensation of DNA and histone proteins. Chromatin…
Q: Chromosomes are read directly by the machinery in ribosomes to synthesize proteins. TRUE or FALSE?
A: The DNA is organized into a thread-like structure called chromosomes which are located inside the…
Q: Which of the following has beads on a string structure? a) Nucleosomes b) Chromosomes c)…
A: Nucleosomes are the basic structural units of chromatin, which is the material that makes up…
Question

Explain how and why chromatin is condensed in the nucleus?

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