Question

5. Circle the letter of each sentence that is true about external regulators.

a. They direct cells to speed up or slow down the cell cycle.
b. They prevent the cell from entering anaphase until all its chromosomes are attached
to the mitotic spindle.
c. They include growth factors.
d. They prevent excessive cell growth and keep the tissues of the body from disrupting
one another.

Answer 1

the ans of this question is option A they direct cells to seed up or slow down the cell cycle