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The common goldfish Carassius auratus has 100 chromosomes and is tetraploid. The goldfish therefore has _________blank sets of chromosomes containing _________blank chromosomes each.

The rearrangement of alleles by the process of crossing over is called genetic linkage.

Which of the following best describes hypothesis-driven science?

Genetic abnormalities that occur after fertilization may result in some tissues of the body differing in their genetic composition. This is called _________blank.

What checkpoint ensures DNA is fully replicated before mitosis?

Where does erasure and imprinting occur? Select all that apply.

The gene responsible for male development in humans is called:

Extra Credit Crosses were made between a white male dog and two different black females. The first female gave birth to eight black pups. The second female gave birth to three black pups and 4 white pups. What are the likely genotypes of the male parent and the two female parents? EXPLAIN whether you are uncertain about any of the genotypes.

Which of the following events does NOT occur during mitosis?

In maternal effect, the _________ of the female parent determines the _____________ of the offspring.