Biology honors review for quiz

If an organism's DNA is 16% adenine, what percentage is thymine?

Their DNA is 16% thymine.

What type of bond holds together the complementary bases in a DNA molecule?

Hydrogen bond.

What are the two correct terms indicating the process of copying DNA?

DNA synthesis and DNA replication.

What is an incorrect statement about DNA?

DNA is double stranded, contains ribose sugar and the bases A, T, C, G.

What is translation?

The process of creating protein from mRNA.

What holds the information contained in the DNA required to make proteins?

Messenger RNA.

What reads codons with an anti-codon and brings in amino acids?

Transfer RNA.

Where does DNA replication occur?

Nucleus.

What contains the instructions for making proteins?

Nitrogenous base.

What is transcription?

The process of creating mRNA from DNA.

What is DNA replication?

The process of creating 2 identical DNA strands.

During which stage of the cell cycle does DNA replication occur?

S phase.

What could represent a DNA nucleotide?

Phosphate group + deoxyribose sugar + guanine.

What could represent an RNA nucleotide?

Phosphate group + ribose sugar + uracil.

Who are credited with the discovery of the DNA double helix?

Watson and Crick.

What is DNA polymerase?

Enzyme that adds DNA nucleotides during DNA replication.

What is RNA polymerase?

Enzyme that adds RNA nucleotides during transcription.