Genetics Quiz #1

Which genotype below represents homozygous dominant?

• bb

• Bb

• BB

• B

Recessive traits....

• Are only expressed (shown) when the genotype is heterozygous

• Are only expressed (shown) when the genotype is homozygous dominant

• Are never expressed (shown)

• Are only expressed (shown) when the genotype is homozygous recessive

Which genotype below represents homozygous recessive?

• yy

• YY

• Yy

• y

Given this Punnett square, what genotype would go in Box 2?

• BB

• Bb

• bb

• b

Given this Punnett square, what percentage of the offspring will be heterozygous?

• 25%

• 50%

• 75%

• 100%

If the tall trait (T) is dominant over the recessive dwarf trait (t), what two genotypes could a tall plant be? (be sure to check both types)

• TT

• tt

• Tt

• T

The "father" of Mendelian genetics is....

• Charles Darwin

• Dwayne Johnson

• Gregor Mendel

• Gonzalo Pineda

Genetics is the study of....

• How animals interact

• Genes and their inheritance

• Protecting the environment

• Human body systems

The passing of traits from parent to child is known as _______________.

• heredity

• gene

• DNA

• RNA

The different forms of a gene are known as ________________.

• Punnett Square

• Chromosomes

• DNA

• Alleles