Genetics Review

Front

Which statement is true about dominant and recessive genes? Options: Dominant genes mask recessive genes, Recessive genes mask dominant genes, They are equal.

Back

Dominant genes mask recessive genes.

Front

In alleles, capital letters show:

Back

Dominant traits.

Front

Homozygous

Back

Same alleles. Ex: tt

Front

Heterozygous

Back

Different alleles. Ex: Tt

Front

What is true about genotypes?

Back

Genotypes are the gene combinations.

Tags

NGSS.HS-LS3-2

Front

Phenotypes refer to:

Back

Traits that show up.

Tags

NGSS.MS-LS4-4

Front

If you flip a penny one time, what is the probability of it landing on heads?

Back

50%

Front

Why do we use Punnett Squares?

Back

To study probability of genes.

Tags

NGSS.HS-LS3-3

NGSS.HS-LS4-3

Front

Study the Punnett Square. What is the probability of a dominant trait showing up? Options: 0%, 25%, 50%, 100%

Back

50%

Front

Study the Punnett Square. What is the probability of having heterozygous dominant traits? Options: 0%, 25%, 50%, 75%

Back

50%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2