Biology 1.12-1.15

Cell division is...

• the process in which a daughter cell copies itself to generate two identical parent cells.

• the process in which a parent cell copies itself to generate multiple identical daughter cells.

• the process in which a parent cell copies itself to generate two identical daughter cells.

How many chromosomes do human body cells have?

• 8

• 23

• 46

• trillions

Each daughter cell ends up with the ____ number of _______ as the ________.

• chromosomes, parent cel, same

• parent cell, same, chromosomes

• same, daughter cell, chromosomes

• same, chromosomes, parent cell

A structure in the nucleus that contains genetic material is called ....

• genetic material

• code

• nucleus

• chromosome

What is chromatin ?

• when two sister chromatids are identical and attach at the center

• the strands created when chromosomes are copied

• chromosomes that appear in a thread-like form

Why do cells divide?

• All of the above

• To repair

• To replace

• To copy and divide

An uncontrolled division of abnormal cells in a part of the body is ...

• cancer

• cell division

• cell cycle

• mitosis

Cells divide when tissues and organs are ...

• copied

• injured

• divided

• replaced

The period of time from one cell division to the next is known as the cell cycle.

• True

• False

Interphase is the first step in Mitosis

• False

• True

• only in plant cells

• only in animal cells