Genes

Question 1

What is a gene?

Answer 1

A sequence of DNA bases that codes for either a polypeptide or functional RNA

Question 2

What does the sequence of amino acids in a polypeptide form?

Answer 2

Primary structure of a protein

Question 3

What do different polypeptides have?

Answer 3

Different number and order of amino acids

Question 4

What determines the order of amino acids in a particular polypeptide?

Answer 4

Order of bases in a gene

Question 5

What is each amino acid coded for by?

What is this called?

Answer 5

Sequence of three bases

Triplet or codon

Question 6

What is the first stage of protein synthesis?

Answer 6

DNA is copied into mRNA

Question 7

What do genes that don’t code for a polypeptide code for?

Answer 7

Functional RNA

Question 8

What does functional RNA do?

Answer 8

performs special tasks during protein synthesis

Question 9

What is a genome?

Answer 9

Complete set of genes in a cell

Question 10

What is a proteome?

Answer 10

Full range of proteins that the cell is able to produce