Regarding chromatin:

a. Define euchromatin and heterochromatin. 2022 latest answers

b. Define the 10 nm and 30 nm fibers.

c. Which protein is responsible for the 10 nm to 30 nm fiber conversion?

d. Which amino acids does histone H1 use to interact with DNA? Why?

e. Compare the solenoid with zigzag model.

f. Which 30 nm fiber is found in humans?

g. What factor determines whether the solenoid or zigzag model is found in a species?