Question

1) Choose the best answer.

The process through which the cell clones itself by dividing, making two new identical cells is ________.

cell renewal

diffusion

osmosis

mitosis

2) Choose the best answer.

The _________ is also called "the species number".

group

population

chromosome number

individual

3) Choose the best answer.

Humans have ___ chromosomes in the nucleus of every cell in our bodies.

20

10

31

46

4) Choose the best answer.

One of two identical structures that contain the DNA that make up a chromosome is the _________.

lysosome

vacuole

centrosome

chromatid

5) Choose the best answer.

The structure that contains the DNA of the cell is the __________.

centrosome

vacuole

centriole

chromosome

6) Choose the best answer.

The place where two chromatids join is the __________.

centriole

vacuole

centrosome

centromere

Answer 1

1) mitosis

2) chromosome number

3) 46

4) chromatid

5) chromosome

6) centromere