Karyotype Practice

How many total chromosomes do human body cells (somatic cells) contain?

• 23

• 46

How many pairs of chromosomes do human body cells (somatic cells) contain?

• 23

• 46

Full set of chromosomes of a cell arranged with respect to size, shape, and number.

• chromatin

• karyotype

• phenotype

• genotype

By looking at the chromosomes is this individual biologically male or female? How do you know?

• Female, because they have two X chromosomes

• Male, because they have one X and one Y chromosome

What is the sex of this rat?

• Male

• Female

• Cannot be determined

What is the biological sex of this individual?

• Male

• Female

• Cannot be determined

What is the biological sex of this individual?

• Male

• Female

• Cannot be determined

How many TOTAL CHROMOSOMES does this spiny rat have?

• 16

• 23

• 32

How many TOTAL CHROMOSOMES does this plant have?

• 24

• 10

• 12

How many CHROMOSOME PAIRS does this karyotype have?

• 10

• 13

• 16