Biology Test Lesson

Biology Test Lesson

Multiple Choice

A chromosome is made of how many sister chromatids?

• 1

• 2

• 3

• 4

Poll

I'm understanding chromosomes.......?

• Yes

• No

• Working On It

Open Ended

Why are body cells 2n and not 1n?

Multiple Choice

What is number 1 called?

• chromosome

• centromere

• sister chromatids

• chromatin