Genetics Unit Test Review

Which letters represent bases below?

• A

• C

• G

• T

Create a cross between a homozygous recessive plant and a heterozygous plant. Use any letter you want to use. What % of the offspring will be recessive?

• 100

• 75

• 50

• 25

Tags

NGSS.HS-LS3-2

NGSS.HS-LS3-1

BB is ________________

• Heterozygous

• Homozygous

Create a Punnett Square where T= tall and t= short and both parents are heterozygous. What is the genotypic ratio of the offspring?

• 4:0

• 2:2

• 1:2:1

Tags

NGSS.HS-LS3-2

NGSS.HS-LS3-1

Which of the following are other names for pure breed?

• homozygous

• heterozygous

• truebreed

• Carrier

Match the following

• Two bases are switched

• insertion

• Causes a mutation

• deletion

• A base is removed

• Substitution

• A base is added

• Mutagen

Tags

NGSS.HS-LS3-2

Match the following

• Dominant trait

• The trait that is hidden in the first generation is the

• 3:1

• A trait that appears in the first generation always is the

• Recessive trait

• The ratio of offspring in Mendel's 2nd generation of pea plants.

Create a compliment to the following DNA in the correct order : CTA

• T

• G

• A

Which type of reproduction makes children that are identical to their parents?

• Sexual

• Asexual

Tags

NGSS.MS-LS3-2

Match the following

• Selective Breeding

• When people choose which parents will breed to produce specific traits in offspring

• Genetic engineering

• When scientists manipulate genes

• Cloning

• When identical copies of DNA are found in two individuals.

• DNA fingerprinting

• The unique pattern in a person's DNA

Tags

NGSS.HS-LS3-2

NGSS.HS-LS3-1