Genetics Review Quiz

What is the heterozygous phenotype?

• Red

• Blue

• AA

• aa

• Aa

What is the homozygous recessive genotype?

• red

• blue

• AA

• aa

• Aa

Freckles are dominant (F) over no freckles (f). If both parents are heterozygous. What is the probability that their children will be heterozygous?

• 0%

• 25%

• 50%

• 75%

• 100%

Freckles are dominant (F) over no freckles (f). If both parents are heterozygous. What is the probability that their children will have no freckles?

• 0%

• 25%

• 50%

• 75%

• 100%

Scientific study of how traits are passed to offspring through genes

• Heredity
• Genetics
• Inheritance
• Allele

Segment of DNA on a chromosome that contains instructions for protein synthesis and controls a particular inherited trait as well as genetic disorders.

• Gene
• Pedigree
• Punnett Square
• Dominant

The genetic characteristic of an individual is a...

• gene
• trait
• eukryote
• fertilization

Different forms of a gene that control the inheritance of traits are called ___________.

• genes
• probability
• alleles
• genotypes

Which term has the same meaning as heterozygous?

• purebred
• homozygous
• hybrid
• allele

Which term has the same meaning as purebred?

• homozygous
• heterozygous
• allele
• zygote