CSA Quarter 3

Which of the following is a heterozygous genotype?

• Bb

• BB

• bb

• TT

What is the genotype for the lower left corner?

• Bb

• BB

• bb

• Brown eyes

What is illustrated in this picture?

• cross pollination

• self pollination

• asexual reproduction

• blending inheritance

The passing of traits from parents to offspring is called

• heredity

• genetics

• dominance

• blending

A genetic factor that is blocked by another genetic factor is called a

• recessive trait

• dominant trait

• allele

• hybrid

Different forms of a gene are called

• alleles

• genotypes

• phenotypes

• bonding pairs

Having two of the same genes for the trait is called

• homozygous

• heterozygous

• homogeneous

• hybrid

Which of the following is a study of how traits are passed down from parents to offspring?

• genetics

• heredity

• DNA

• Pollination

The way an organism looks is an expression of its

• phenotype

• genotype

• gametes

• allelotype

What is the chances of the offspring being homozygous recessive?

• 25%

• 0%

• 50%

• 100%