Question

Which describes a mutation?

if it occurs in a body cell, the cell cannot continue to divide

if it occurs in a sex cell, the cell automatically dies

if it occurs in a body cell, it can be passed on to an offspring

if it occurs in a sex cell, it can be passed on to an offspring


Which describes a sex cell?

acquires 12 pairs of chromosomes from the parent cell

receives one chromosome from each pair in the parent cell

gets half of the pairs of the chromosomes from the parent cell

has all of the chromosomes that are present in the parent cell


What does messenger RNA do during protein synthesis?

copies the coded message from the protein and carries it into the nucleus

carries amino acids and adds them to the growing protein

copies the coded message from the DNA and carries it into the cytoplasm

copies the coded message from the DNA and carries it into the nucleus


Which describes a mutation that occurs within a gene?

An extra base pair must be added for a mutation to occur.

A single base pair can be added, removed, or changed.

A single base pair must be removed for a deletion.

Mutations always involve the deletion of a single base.


A harmful mutation _____.

reduces the organism’s chance for survival

increases the organism’s ability to reproduce

alters the phenotype of the organism

changes the environment of the organism

Answer 1

PLEASE, HELP

Answer 2

I love how NObody helped me, I am not using this site anymore if someone doesn't try to answer in the next 5 minutes

Answer 3

ok I'm done

Answer 4

Well if you would of waited somebody would of helped you. And you posted to much at a time only 1 at a time would be enough!

From, ice cream. Bye