2024 AH Midterm Review

Front

The unit of genetic information that codes for proteins is the ____________.

Back

gene

Front

What type of mutation occurs when a base is added to a gene sequence?

Back

addition

Front

What type of mutation occurs when a base is removed from a gene sequence?

Back

deletion

Front

What process do neighboring cells undergo to fill in a wound?

Back

Neighboring cells undergo mitosis to divide and fill the wound.

Front

Why are the two daughter DNA molecules identical to the parent molecule after replication?

Back

Complementary base pairing of A to T and C to G.

Front

What is the role of DNA helicase during DNA replication?

Back

DNA helicase unwinds the DNA double helix.

Front

What is the difference between mitosis and meiosis?

Back

Mitosis results in two identical daughter cells, while meiosis results in four genetically diverse gametes.

Front

What is a gene mutation?

Back

A change in the nucleotide sequence of a gene.

Front

What is complementary base pairing?

Back

The pairing of adenine with thymine (A-T) and cytosine with guanine (C-G) in DNA.

Front

What is the function of DNA polymerase?

Back

DNA polymerase synthesizes new DNA strands by adding nucleotides complementary to the template strand.