Genetic terms

Which of the following is homozygous recessive?

• Rr

• RR

• rr

• All of them

Brown (B) is dominant over white (b). Which is a homozygous GENOTYPE of BROWN FUR?

• BB

• Bb

• bb

• B

Tags

NGSS.HS-LS3-1

Which term describes the different forms of a gene?

• Chromosome

• Allele

• DNA

• Punnett Squares

What does a Punnett Square do?

• Show the possible genotypes

• Determine the possible phenotypes

• Predict offspring traits

• All of the above

A phenotype is

• Physical appearence

• Dominance

• Recessiveness

• Letter combinatons

What is a gene?

• They cause disease

• What you wear to parties

• The basic building blocks of heredity

• It is what DNA is made up of

Tags

NGSS.HS-LS1-1

What is an allele?

• A gene

• A genotype

• A phenotype

• Different forms of a gene

Which of the following matches this description of a chromosome?

• Different forms of a gene

• Threadlike structures made of DNA molecules that contain the genes

• A complex molecule containing the genetic information that makes up the chromosomes.

• A segment of DNA on a chromosome that codes for a specific trait

Tags

NGSS.HS-LS3-1

If your genotype for tongue rolling ability is TT, you are

• homozygous dominant.

• heterozygous dominant.

• homozygous recessive.

• heterozygous recessive.

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

If your genotype for tongue rolling ability is Tt, you are

• homozygous dominant.

• heterozygous dominant.

• homozygous recessive.

• heterozygous recessive.

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2