Question

Part A. This structure represents the way chromatin would appear during;

prometaphase of mitosis

metaphase of mitosis

G1 phase of interphase

metaphase of meiosis

Part B. A complete nucleosome is indicated by the letter;

A

B

C

A and B

Part C What does the letter C in this figure represent?

RNA polymerase

transcription factors

a DNA double helix

histone proteins

condensed chromosomes

Part D What is this an image of?

supercoils

a nucleosome

a DNA double helix

histones

loops

Answer 1

Answer

A. In prometaphase of mitosis is a stage when DNA packed into chromatin with the help of nucleosome.

B. the label B represents the nucleosome which contains the histone core and DNA wrapped around the core.

C. The label C represents the core histone protein.

D. The image shows the Loop which has a 300nm diameter.