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Which of the following eukaryotic chromatin packaging proteins is never a component of the nucleosome? Select all answers which are correct.

H1

H2A

H2B

H3

H4

CENP-A

A non-histone scaffold proteins

HP1

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Deanna Hettinger
Deanna HettingerLv2
28 Sep 2019
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Related questions

What is the function of telomerase?

A. Telomerase is an enzyme that increases the length of linear chromosome ends.
b. Telomerase is an enzyme that catalyzes the synthesis of lagging strand of a linear chromosome.
c. Telomerase is an enzyme that catalyzes the synthesis of leading strand of a linear chromosome.

d. Telomerase is an enzyme that separates strands of a linear chromosome

Which of the following best describes the histones associated with eukaryotic DNA?

A. Thousands of base pairs of DNA often wrap around each nucleosome core particle more than a dozen times.
B. Within the nucleosome core particle, H1 is the most conserved and crucial histone protein.
C. Along a 10,000 base pair segment of DNA, you expect to find twice as many molecules of histone protein H1, as histone protein H4.
D. The five types of histone proteins are small, basic proteins with a positive charge that allows them to bind to DNA.
E. The amino acid sequences of H4 vary extensively.

Please answer everything

1. Which of the following choices most accurately describes the proteins that form the linker histones of the chromatosome?

A) H2A, H2B, H3, H4

B) H2A, H1t, H5, H3

C) H5, H1a-e, H1t, H10

D) H3A, H1, H4A, H5

2. Which of the followings is not an example of randomly repeated DNA?

A) Minisatellites

B) Alphoid DNA in Centromere

C) Retrotransposons

D) Microsatellites

3) Which of the followings is not found in the human genome?

A) Long interspersed nuclear repeat

B) Short interspersed nuclear repeat

C) Insertional sequence

D) Long terminal repeat

4) Which of the following is not true?

A) Major portion of human genome is placed by repetitive sequences

B) The yeast genome is very compact

C) The higher eukaryotic organisms always have more complex genome

D) The genes make up only a small part of the human genome

5) What does the functional analysis of genome suggest the researchers about eukaryotic organisms?

A) All eukaryotic organisms have the same numbers of genes in each functional category.

B) All eukaryotic organisms have approximately the same number of genes.

C) Complex organisms have a larger portion of unknown genes

D) Complex organisms have greater numbers of genes in each functional category

E) Simpler organisms contain many fewer types of gene when compared to complex organisms

Which statement(s) about chromatin structure is correct? Select all that apply.

_____________________

DNA is wrapped around sugar molecules.
Nucleosomes are composed of proteins called histones.
The DNA will always be tightly wound around proteins.
The DNA packaging amount/level/degree is adjustable depending on the cell's needs.

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