What is the scientific term for a section of a chromosome?(1 point)

Responses

amino acid
amino acid

hemoglobin
hemoglobin

protein
protein

gen

11 answers

The scientific term for a section of a chromosome is "gene."

What is the scientific term used to describe a structural change in a gene?(1 point)
Responses

hemoglobin
hemoglobin

anemia
anemia

genetic code
genetic code

mutation

The scientific term used to describe a structural change in a gene is "mutation."

Which statement is an example of a beneficial mutation? (1 point)
Responses

A person has a mutation that causes him to be unable to fully digest lactose.
A person has a mutation that causes him to be unable to fully digest lactose.

A fawn in the forest has a mutation that causes its fur color to be white.
A fawn in the forest has a mutation that causes its fur color to be white.

A mosquito has a mutation that causes it to be more resistant to pesticides.
A mosquito has a mutation that causes it to be more resistant to pesticides.

A person has a mutation that causes her earlobes to be attached to her head.

The statement that is an example of a beneficial mutation is:

A mosquito has a mutation that causes it to be more resistant to pesticides.

This mutation is beneficial in the context of survival and reproductive success in an environment with pesticide use.

Which environmental factor would decrease plant growth?(1 point)
Responses

drought
drought

space
space

fertilizer
fertilizer

light

The environmental factor that would decrease plant growth is drought.

What is the main function of camouflage?(1 point)
Responses

Camouflage helps organisms find mates.
Camouflage helps organisms find mates.

Camouflage helps organisms gain nutrients in their environment.
Camouflage helps organisms gain nutrients in their environment.

Camouflage helps organisms blend within their environment.
Camouflage helps organisms blend within their environment.

Camouflage helps organisms resist diseases.

The main function of camouflage is "Camouflage helps organisms blend within their environment."

What is a phenotype of an organism?(1 point)
Responses

an observable trait
an observable trait

a structure that carries genetic information
a structure that carries genetic information

a section of DNA
a section of DNA

a combination of alleles

A phenotype of an organism is "an observable trait."