DNA, Mutations, & Protein Synthesis

Front

Are all mutations bad?

Back

No, not all mutations are harmful; some can be beneficial or neutral.

Front

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

Back

Thymine.

Front

What type of mutation is represented by the change from ATTTGAGCC to ATTGAGCC?

Back

Deletion - Frameshift.

Front

Which units are repeatedly joined together to form a strand of DNA?

Back

Nucleotides.

Front

RNA is read in sections called:

Back

Codons.

Front

What is the basic unit of heredity in living organisms?

Back

Gene.

Front

What are the building blocks of proteins?

Back

Amino acids.

Front

What is the process by which DNA is copied to RNA?

Back

Transcription.

Front

What is the role of ribosomes in protein synthesis?

Back

Ribosomes are the sites where proteins are synthesized.

Front

What is a frameshift mutation?

Back

A mutation that shifts the reading frame of the genetic message.