Cell Division

Before cell division takes place, DNA has to make an exact copy of itself. This is called

• duplication

• fertilization

• hybridization

• replication

What phase of interphase does DNA replicate?

• G1

• S

• G2

• G0

How many chromosomes are found in a human adult egg cell?

• 23

• 46

• 23 pairs

• 46 pairs

Meiosis results in

• two unique daughter cells

• four identical daughter cells

• two identical daughter cells

• four unique daughter cells

Tags

NGSS.HS-LS3-2

When meiosis is complete, how does DNA in the daughter cells compare to the DNA from the original parent cell?

• half as much and genetically the same

• twice as much and genetically the same

• half as much and genetically different

• twice as much and genetically different

Tags

NGSS.HS-LS3-2

Crossing over occurs in

• prophase of mitosis

• prophase I of meiosis

• interphase

• during all stages of meiosis I

The production of four haploid gametes from one mother cell is completed during

• anaphase meiosis I

• telophase meiosis I

• prophase meiosis II

• telophase meiosis II

Mitosis or Meiosis: Single parent (diploid) cell produces four haploid (n) daughter cells

• mitosis

• meiosis

Which statement correctly lists the stages of mitosis in order?

• P, R, Q

• Q, R, P

• R, P, Q

• P, Q, R

Tags

NGSS.HS-LS1-4

How many cell divisions are in Meiosis?

• one

• two

• four

• eight