DNA Structure and Replication

Front

Which units are repeatedly joined to form a strand of DNA? Options: amino acids, nucleotides, fatty acids, polysaccharides

Back

nucleotides

Front

The enzyme that unwinds the DNA to prepare for replication

Back

helicase

Front

DNA replication results in two DNA molecules. What is the composition of these molecules?

Back

each one with one new strand and one original strand

Front

A process in which DNA has the unique ability to make an exact copy of itself.

Back

Replication

Front

Which enzyme is responsible for adding nucleotides? Options: Topoisomerase, DNA Polymerase, Ligase, Primase

Back

DNA Polymerase

Front

Why is DNA replication called semi-conservative?

Back

two identical molecules, each with 1 original strand and one new.

Front

Why does DNA replicate?

Back

To create another copy for the new cell

Front

Nitrogenous bases are joined by which type of bond? Options: polar bonds, ionic bonds, covalent bonds, hydrogen bonds

Back

hydrogen bonds

Front

Adenine bonds with ______________.

Back

Thymine

Front

Guanine bonds with ______________. Options: Adenine, Guanine, Cytosine, Thymine

Back

Cytosine