Question

PLZ HURRY

How does DNA fit inside the nucleus of a cell?
1. DNA is a short molecule
2. DNA is tightly coiled into chromosomes
3. only part of the DNA fits in the nucleus
4. each nucleus contains only one gene

Answer 1

DNA is tightly coiled into chromosomes

Step-by-step explanation:

Other answer is correct

Answer 2

2

Step-by-step explanation:

DNA is tightly packed up to fit in the nucleus of every cell. As shown in the animation, a DNA molecule wraps around histone proteins to form tight loops called nucleosomes. These nucleosomes coil and stack together to form fibers called chromatin