Punnett Square.2

Front

A characteristic that an organism can pass on to its offspring through its genes is ___________

Back

Trait

Front

An allele that is masked when a dominant allele is present. The "weaker" gene.

Back

Recessive Allele

Front

An allele whose trait always shows up in the organism when the allele is present. The "stronger" gene.

Back

Dominant Allele

Front

What is called when an organism has two different alleles for a trait? Tt or Rr

Back

Heterozygous

Front

Scientists use capital and small letters to show the _____ of an organism.

Back

genotype

Front

In a certain species of plant, the color purple (P) is dominant to the color white (p).
According to the Punnett Square, what is the probability of an offspring being purple?

Back

100%

Front

Homozygous is when...

Back

the alleles are the same

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

Genotype for a yellow plant (G = green, g = yellow): GG, Gg, gg, or all choices?

Back

gg

Front

In plants, tall (T) is dominant to short (t). Perform the following cross: Tt x Tt. What is the probability of producing a short plant?

Back

25%