Punnett Squares

Front

What are genes?

Back

Segments of DNA that carry traits for offspring.

Front

Which of the following is an example of phenotype? Options: bb, blue eyes

Back

blue eyes

Front

Which of these is homozygous recessive? Options: Rr, rR, RR, rr

Back

rr

Front

The different forms of a gene

Back

alleles

Front

This trait always shows up in an organism when the allele is present.

Back

dominant allele

Front

This trait is hidden whenever the dominant allele is present.

Back

recessive allele

Front

B = brown fur b = white fur

In the Punnett square, what is the probability for white fur? Options:

0%

,

25%

,

50%

,

75%

Back

50%

Front

Which of the following represent an organism’s genotype?
Options: Gg, G, Red Hair, Eye Color

Back

Gg

Front

A heterozygous organism has

Back

two different alleles for a trait.

Front

A homozygous organism has

Back

two identical alleles for a trait.