Q1: Which nonhistone protein helps to maintain chromosome structure?
a.- Nucleosome. b.- Chromatin. c.- Actin. d.- Scaffolding protein.
Q2: Please explain the cytokinesis.
Q3: Typical somatic cells in animals include:
a.- 2n cells. b.- Sperm cells. c.- n cells d.- All Gamete cells.
Q4: What are 3 reasons to explain genetic variations in Meiosis? ________________
Q5: If the cell has 20 chromosomes, how many are in each cell after mitosis? _____________________.
Q6: Please explain the regulation of the cell cycle.
Q7: During ___________________________ a nuclear envelope re-forms around each set of chromosomes, nucleoli become apparent, the chromosomes uncoil, and the spindle disappears.
Q8: The formation of sperm cells is called ________________________, and the formation of eggs or ova is called _________________