DNA and DNA replication

Front

Which of the following best describes a DNA molecule? Options: double helix, contains ribose, made of amino acids, contains Uracil

Back

double helix

Front

Which sequence of DNA bases would pair with this partial strand
ATG TGA CAG

Back

TAC ACT GTC

Front

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

Back

nucleotides

Front

Why is DNA important?

Back

it serves as the blueprint (instructions) for traits of all living things

Front

What determines the code, or information, of a DNA molecule?

Back

the order (sequence) of the nitrogen bases

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

In what phase of the cell cycle does DNA replication take place? Options: G1, S, G2, M

Back

S

Front

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

Back

hydrogen bonds

Front

In a molecule of double-stranded DNA, the amount of Adenine present is always equal to the amount of: cytosine, guanine, thymine, uracil

Back

thymine

Front

What sugar is in DNA?

Back

deoxyribose