DNA Packing

Part A

The letter A indicates _____.

	supercoils
	a nucleosome
	a DNA double helix
	histones
	loops

Correct

This is a decondensed DNA double helix.

Part B

Where would RNA polymerase attach?

	A
	B
	C
	A and B
	B and C

Correct

RNA polymerase attaches to DNA.

Part C

The letter C indicates _____.

	supercoils
	a nucleosome
	a DNA double helix
	histones
	loops

Correct

These are histone proteins.

Part D

What is this an image of?

	supercoils
	a nucleosome
	a DNA double helix
	histones
	loops

Correct

This is an image of supercoils.

Part E

What is this an image of?

	supercoils
	a nucleosome
	a DNA double helix
	histones
	loops

Correct

This is an image of loops.