In guinea pigs black fur (B) is dominant over gray (b). Two black pigs are mated. One is homozygous and one is heterozygous. What is the percentage of GRAY offpring?

In mussels the brown allele (B) is dominant over blue (b). In which cross will ALL tthe offspring be brown?

In tomato plants, red (R) fruit color dominates yellow (r). Use the Punnett square to determine the phenotypes.

If both mother and father are HOMOZYGOUS dominant for brown eyes, what is the chance that their child would be born with blue eyes?

The masked or hidden trait is called

If an alien is heterozygous for blue hair, then her genotype is

If a creature is homozygous for green fingernails, then his genotype would be

Diversity of species refers to the idea that

Which of these could cause the extinction of a species?

A paleontologist is most likely to study

A population of birds eats green moths. Every so often the green moths have a brown offspring. The brown moths are easier to see and are less likely to survive. This is called:

There are green and brown moths in the forest. The brown moths are seen more quickly and are eaten by the birds. Green moths survive in the forest because:

Which trait provides genetic variation in a flower population?

A man lifts weights and exercises until he is very muscular. He works out with the hope that his children will also be strong. A problem with his idea is that

Which of these could describe a mutation?

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