Genetics Unit Test Review

The units of heredity that code for your characteristics are called

What do the letters on the outside of the punnett square stand for?

Inherited traits of individuals are governed by the —

Of the following, the organism that produces the least genetically diverse offspring is —

The visible characteristics (or physical appearance) of an organism are called

An organism that has two of the same alleles for a trait.

If genes for purple flowers mask genes for white flowers, the white flowers are...

Genetic make-up (gene code) of an organism is called

What trait might be affected by the environment instead of being inherited?

In the cross Bb X Bb, what percentage of the offspring have the same PHENOtype as parents?

If an octopus has 24 chromosomes, how many chromosomes will be in the sex cell of each?

What does DNA stand for

A farmer breeds two plants that show disease resistance. What process is the farmer using?

A capital letter indicates...

A gene allele that masks another trait.

The form of reproduction that will result in the most genetically diverse offspring is —

An organism that has different gene alleles for a particular trait is called a...

The characteristics of modern dog breeds are the result of —

Which genotypes are purebred?

The number of chromosomes in a person’s normal body cell are

The passing on of traits from an organism to its offspring is known as...

Fill in the missing square

Which processes can change the genetic makeup of organisms?

If two purebred short plants are crossed, all the offspring will be ...

The symbol for a recessive trait is ...