Heredity & Genetics Quiz

How many chromosomes do humans have in each cell?

• 23

• 43

• 46

• 44

Tags

NGSS.HS-LS3-2

NGSS.HS-LS3-1

What is the purpose of chromosomes?

• To turn sunlight into energy for the cell.

• To instruct cells on how to function and replicate.

• To eliminate waste within a cell.

• To grow and develop.

Tags

NGSS.HS-LS3-2

NGSS.HS-LS3-1

How many alleles are there in each gene?

• 2

• 23

• 1

• 46

What is a dominant trait?

• A trait that is expressed even if only one copy of the allele is present.

• Eye color

• A trait that is expressed only when two of the same alleles are present.

• Being tall or being short.

What is heredity?

• When offspring have traits that are different from their parents.

• A parent taking care of their offspring.

• The probability that an offspring will have the same traits as the parent.

• The passing of traits from parent to offspring.

Tags

NGSS.HS-LS3-2

NGSS.HS-LS3-1

What are the factors that control traits called?

• Genes

• Purebreds

• Recessives

• Parents

Tags

NGSS.HS-LS3-1

NGSS.HS-LS1-1

What is an allele?

• An organism with a recessive genotype.

• A dominant trait.

• A specific version of a gene.

• The appearance of an organism.

Which is an example of a genotype?

• Hair color

• Personality

• Gg

• Any visible trait

Tags

NGSS.HS-LS3-1

What is a recessive trait?

• A trait that is expressed in an organism's phenotype.

• A trait only found in humans.

• A trait that can be found in an organism's genotype without being expressed.

• A trait that is considered purebred.

Tags

NGSS.HS-LS3-2

How many squares are there in a Punnett Square?

• 8

• 1

• 9

• 4