Biology Final Review Quiz

During __________, the cell uses information from messenger RNA to make polypeptides.

• replication

• translation

• transcription

• meiosis

In Mendelian genetics, what does the term 'homozygous' refer to?

• An organism with no alleles for a trait

• An organism with two different alleles for a trait

• An organism with two identical alleles for a trait

• An organism with three alleles for a trait

In nucleotides, the letters A, G, C, and T represent

• A. phosphate groups.

• B. deoxyribose sugars.

• C. nitrogen bases.

• D. ribose sugars.

Convert the given DNA sequence to mRNA: A T A T A C T T T G C G A T G G C T A T T C A G A C T

Tags

NGSS.HS-LS3-1

True or False: RNA uses deoxyribose sugar.

• True

• False

Nitrogenous bases are joined by which type of bond?

• polar bonds
• ionic bonds
• covalent bonds
• hydrogen bonds

Tags

NGSS.HS-LS1-1

What is the primary purpose of the G1 phase in the cell cycle?

• Cell growth and preparation for DNA synthesis

• DNA replication

• Cell division

• Separation of sister chromatids

In which part of the cell does the Krebs cycle occur?

• Nucleus

• Chloroplast

• Mitochondrial matrix

• Cytoplasm

During protein synthesis, what does mRNA do?

• It delivers DNA’s instructions for making proteins to the ribosome.

• It constructs proteins out of amino acids.

• It strings together two complementary RNA strands.

• It delivers amino acids to assemble the polypeptide.

Tags

NGSS.HS-LS1-1

Where does transcription take place?

• nucleus
• cytoplasm
• ribosome