Genetics and Meiosis

Green pea pods are dominant to yellow pea pods. What is the heterozygous phenotype?

• Bb

• Green

• Yellow

• BB

Asexual reproduction only involves 1 parent. Sexual reproduction involves 2 parents. Therefore, sexual reproduction

• Decreases diversity (differences)

• Increases diversity (differences)

The passing of traits from parent to offspring is called

• Heredity

• Homeostasis

• Metabolism

• Adaptation

The allele for brown eyes masks (hides) the effects of the allele for blue eyes. What term best describes the allele for brown eyes?

• Codominant

• Incomplete dominant

• Dominant

• Recessive

Fertilization results in each offspring having the same number of

• Cells

• Chromosomes

What happens during meiosis that increases genetic variation?

• Cytokinesis

• Replication

• Crossing over

• Internal Fertilization

Equus caballus have 64 chromosomes in their somatic cells. How many chromosomes would their eggs have?

• 64

• 128

• 16

• 32

Gametes are ________ and combine to form a _______ zygote.

• Diploid; haploid

• Haploid; diploid

• Diploid; diploid

• Haploid; haploid

When an organism goes through meiosis, they are creating

• 2 identical cells

• 2 unique cells

• 4 identical cells

• 4 unique cells

More genetic variation helps a species to thrive and not go extinct. What process increases genetic variation?

• Mitosis

• Replication

• Meiosis

• Transcription