In pea plants, yellow seeds (Y) are dominant over green seeds (y). A scientist is studying two plants with yellow seeds. Which information must be true about the plants?

In rabbits, the allele for black coat color (B) is dominant over the allele for brown coat color (b). Two black rabbits (Bb) are mated. What can you predict about the offspring?

A Labrador retriever can be black, yellow, or brown. Which of these processes makes it possible for two Labs to produce offspring of different colors?

A sperm cell of a moth has 112 chromosomes. How many chromosomes are in the moth's wing cells?

After an egg cell containing 16 chromosomes is fertilized, how many chromosomes will be present in the zygote?

Which of these combinations results in the expression of a recessive trait?

The physical characteristics of an organism are its

A Punnett square is used to determine the

To maintain the chromosome number of an organism, the gametes must

Different forms of a gene are called

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