Q: Compare heterochromatin and euchromatin. What are the differences between them?
A: Deoxyribonucleic acid (DNA) in the eukaryotic cell nucleus present in a highly compacted fashion.…
Q: Why Heterochromatin spreads linearly?
A: Heterochromatin refers to the part of the chromosomal regions that appear dark due to the…
Q: What are heterochromatin and euchromatin?
A: Every protein and genetic trait in the human body is encoded by these nucleotides, which are…
Q: Describe the characteristics of a heritable molecule. Why is DNA a good heritable molecule?
A: Given: The characteristics of a heritable molecule DNA.The DNA is a molecule that encodes the…
Q: Consider how histone proteins bind to DNA and then explain why a salt solution with a high…
A: DNA is deoxyribonucleic acid and is composed of two chains of the polynucleotide. These coil around…
Q: Define the Chromatin Structure and Nucleosomes ?
A: DNA (Deoxyribonucleic acid) is a long thread-like structure, which is approximately 2 meters in…
Q: What is facultative chromatin?
A: Chromatin are of two types. They are euchromatin and heterochromatin. Euchromatin are enriched with…
Q: What are the two major components of chromatin?
A: Chromatin is the thread-like structure that is again packed to formed to chromosome.
Q: Explain the Conservation of Chromatin Structure.
A: Chromatin Structure: It is composed of DNA and histones that are packaged into thin, stringy fibers.…
Q: Explain how a genetic map (in map units) is related to actual physical distance (in base pairs of…
A: Genetic mapping is referred to as the map distance which is determined from the recombination…
Q: Differentiate between lagging strand and leading strand.
A: The first step in the central dogma is DNA replication, in which the DNA strands are recreated to…
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: 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: describe Extranuclear DNA
A: Deoxy ribonucleic acid (DNA) is the genetic material of most organisms that carry coded genetic…
Q: Explain how chromatin structure influences gene expression
A: Chromatin is found within the nucleus of our cells. The essential work of chromatin is to compress…
Q: draw the structure of Centromeres
A: The study of cells is called cytology. It basically deals with the study of cells with respect to…
Q: How many copies of the H2B histone would be found in chromatin containing 50 nucleosomes? a. 5 b. 10…
A: The defined length of DNA is attached to a collection of histones called octamer. The total unit is…
Q: Define the term Chromatin?
A: A cell is the basic and fundamental unit of living organisms. They constituent of cell organelles…
Q: Describe the levels of chromatin packing you’d expect to see in aninterphase nucleus.
A: DNA is Deoxyribonucleic acid has a deoxyribose as pentose sugar. Its structure has H group attached…
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: For each of the following pairs of chromatin types,which is the most condensed?a. 100 Å fiber or 300…
A: There are four levels of condensation: Nucleosome – DNA is tightly complexed with histones, wrapping…
Q: Describe nucleosome supercoiling and its relationship to the radial loop–scaffold model of chromatin…
A: DNA being a large molecule, is packed with histone proteins to form a very compact structure known…
Q: Of which substances is chromatin made?
A: The chromosomes are thread-like structures found in the nucleus of the cell. The chromosomes possess…
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: Is a centromere a protein and tell What happens if a centromere does not break?
A: Centromere is a central chromosome structure that attaches sister chromatids during cell division.…
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: When chromatin is treated with non-specific nucleases, what is the length of the resulting pieces of…
A: Nucleases are the enzymes that digest the nucleic acids.
Q: Explain the hierarchical relationships among the following: genomes, genes, nucleosomes,…
A: The body framework becomes complex when the number or amount of cells, body size, and genetic…
Q: A polyribosome helps the cell to make multiple copies of the same polypeptide in a shorter time…
A: Ribosomes are present in the cytoplasm and on the surface of the nuclear envelop and endoplasmic…
Q: discuss the possible interaction of transplatin with DNA
A: The stereoisomer of cisplatin is transplatin. Its chemical name is trans-diamminedichloroplatinum…
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: how is the structure of chromatin loops beneficial to a cell?
A: DNA is the genetic material and in humans it is very large molecule compared to size of cell .
Q: In a single strand of DNA, is it ever possible for the number of adenines to be greater than the…
A: In a DNA molecule purine always pairs with a pyrimidine base. Adenine is a purine base and thymine…
Q: Explain how the acetylation of core histones may loosen chromatin packing.
A: DNA is the genetic element in all cell types of prokaryotic and eukaryotic. DNA is double stranded…
Q: Suppose a chemist develops a new drug that neutralizes the positive charges on the tails of histone…
A: Nucleosome is a basic structural and functional repeating unit of chromatin. It is also a unit of…
Q: dentify TWO major categories of chromatin responsible in compaction of chromosome
A: Chromatin : It is a complex of DNA and protein which forms chromosomes within the nucleus of the…
Q: Describe the structure of the nucleosome
A: In eukaryotes, DNAs are condensed and packed along with several proteins to form the chromatin…
Q: Differentiate between Centromere and Telomere.
A: Chromosome is the rod shaped, dark stained bodies which are most prominently seen in the metaphase…
Q: How come cells in a multicellular organism look different and have different functions? b) How…
A: Organisms Organism are the entity that has life. Organisms can be unicellular or multicellular.…
Q: A nucleosome consists of (a) DNA and scaffolding proteins (b) scaffolding proteins and histones (c)…
A: A nucleosome is defined as a 3D structure composed of approximately two turns of DNA wrapped…
Q: DEfine Nucleosome
A: Chromosomes are long-thread like structures that carry coded genetic information in the form of…
Q: Arrange the levels of chromatin packing from most "open" to most condensed (chromosome, loops,…
A: Chromatin is a complex combination of DNA and proteins that makes up the chromosomes within the…
Explain why a particular gene might be present in heterochromatin in one cell and euchromatin in another.
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