2.35&2.36 Flashcard: Meiosis and Reproduction

Front

What is the diploid number of chromosomes in a human body cell?

Back

46

Front

What is the haploid number of chromosomes if the diploid number is 18?

Back

9

Front

What is the process of exchanging genetic material between homologous chromosomes during meiosis?

Back

Crossing Over

Front

How many parents are required for sexual reproduction?

Back

2

Front

How many parents are required for asexual reproduction?

Back

1

Front

What is the purpose of meiosis in sexual reproduction?

Back

To halve the number of chromosomes going into sex cells.

Front

Define meiosis.

Back

A type of cell division that reduces the chromosome number by half, creating four haploid cells from one diploid cell.

Front

What is a somatic cell?

Back

Any cell of the body except sperm and egg cells.

Front

What is fertilization?

Back

The process where a sperm cell and an egg cell combine to form a zygote.

Front

What is independent assortment?

Back

The random distribution of homologous chromosomes during meiosis.