Ch. 4-Cellular Metabolism-DNA

All DNA sequences within a nucleus is the _____.

• genome

• gene

• chromatin

• histone

A strand of DNA has the sequence TCAGGCTAT. What is the sequence of its complementary DNA strand?

 

• UCAGGCUAU

• AGTCCGATA

• AGUCCGAUA

• TCAGGCTAT

New nucleotides are assembled into a DNA strand that is complementary to the existing DNA strand occurs in _____.

• transcription

• translation

• mutation

• DNA replication

It is single stranded and includes the bases A, U, C, and G.

• DNA

• RNA

• ribosome

• mitochondria

What nitrogenous base is part of DNA, but not RNA?

• thymine

• uracil

• guanine

• cytosine

Any molecule within a cell that has a uracil group will also contain__________.

• deoxyribose

• ribose

• glucose

• glycerol

_____is the process by which a mRNA strand is built using a DNA sequence as a template.

• translation

• dehydration synthesis

• replication

• transcription

Transcription produces mRNA and translation produces protein.

• true

• false

During the process of translation, what type of bond forms between the amino acids of the growing polypeptide strand?

• peptide bonds

• hydrogen bonds

• ionic bonds

• high energy bonds

Codons are found in the _____.

• mRNA

• tRNA

• rRNA

• proteins