Question

1. what is the major function of the maturaton-promoting factor?

-promoting DNA duplication

- monitoring the G1-S checkpoint

- promoting cell differentiation

- facilitating cell growth in G1

- promoting cells to enter M phase

2. the best description of totipotent stem cells?

- present in the adult brain to produce new nerve cells to facilitate learning and memory

- the yare embryonic stem cells capable of generating every type of cells in the body

- they can produce both blood and immune cells

- converted from differentiated cells through stimulation of some transcription factors.

Answer 1