RNA & Protein Synthesis Quiz25

If a gene on DNA (GGAATC) needed to be copied-transcription, what would be the complementary strand of mRNA strand be?

• CCTTAG
• CCUUAC
• CCUUAG
• CCTTAC

RNA contains the sugar________________. DNA contains the sugar deoxyribose.

• ribose.
• deoxyribose.
• glucose.
• lactose

What base replaces thymine in RNA?

• adenine.
• uracil.
• guanine
• cytosine.

Which of the following are found in both DNA and RNA?

• ribose, phosphate groups, and adenine
• deoxyribose, phosphate groups, and guanine
• phosphate groups, guanine, and cytosine
• phosphate groups, guanine, and thymine

How many main types of RNA are there?

• 1
• 3
• 2
• 4

Which type(s) of RNA is(are) involved in protein synthesis?

• transfer RNA only
• messenger RNA only
• ribosomal RNA and transfer RNA only
• messenger RNA, ribosomal RNA, and transfer RNA

What is produced during transcription?

• mRNA
• DNA molecules
• RNA polymerase
• proteins

During transcription, an mRNA molecule is formed. Where does transcription occur?

• ribosome.
• cytoplasm
• Smooth ER
• inside the nucleus.

What does the figure below show?

• protein
• the order in which DNA is linked
• the code for splicing mRNA
• the genetic code

How many bases are needed to specify (code for) three amino acids?

• 3
• 6
• 9
• 12