DNA, RNA, and Protein Synthesis Stdy Gd Gen. Bio

DNA is double stranded and RNA is single stranded.

• True

• False

DNA has uracil and RNA has thymine.

• True

• False

DNA's sugar is deoxyribose and RNA has ribose.

• True

• False

During DNA replication, if a strand has bases TGGATC, what are the complimentary bases?

• ACCTAG

• TGGATC

• ACCUAG

• UCCTUG

What is the shape of DNA?

• double helix

• single helix

• triple helix

• single stranded

What do the instructions in genes code for?

• proteins

• ribosomes

• purines

• pyrimidines

Adenine pairs with thymine in DNA, but pairs with _______ in RNA.

• uracil

• thymine

• cytosine

• guanine

The mRNA codon UCU has the anti-codon _____.

• AGA

• UCU

• TGT

• UGU

What is replication?

• copying DNA

• copying RNA

• copying amino acids

• making proteins

How many bases specify an amino acid?

• 3

• 2

• 1

• 6