Unit 7 Review

What process is shown in diagrams A-C?

• Transcription

• Translation

• Translocation

• Replication

What occurred between diagrams A and B?

• DNA was copied.

• DNA was translated.

• DNA was unzipped.

• DNA was mutated.

Tags

NGSS.HS-LS3-2

What structure is represented by the circle marked "X"?

• nitrogenous base.

• deoxyribose

• nucleotide

• phosphate group

Tags

NGSS.HS-LS1-1

Which of the following processes requires prior DNA replication

• transcription

• translation

• mitosis

• protein synthesis

Tags

NGSS.HS-LS1-4

Which DNA strand can base pair with the DNA strand A-T-G-C-T-A?

• T-A-C-G-A-T

• A-T-G-C-T-A

• U-A-C-G-A-U

• A-U-G-C-U-A

Which of the following nucleotide chains could be part of a molecule of RNA?

• A-T-G-C-C-A

• A-A-T-A-A-A

• G-C-C-T-T-G

• A-U-G-C-C-A

Which of the following mRNA codons would cause synthesis of a protein to terminate?

• GGG

• UAC

• UAG

• AAG

A deer is born normal, but UV rays cause a mutation in its retina (eye). Which of the following statements is LEAST likely to be true

• The mutation may be passed on to the offspring of the deer.

• The mutation may cause retinal cancer.

• The mutation may interfere with the function of the retinal cell.

• The mutation may interfere with the structure of the retinal cell.

Tags

NGSS.HS-LS3-2

A Chemical causes a change in the sequence of nucleotides (A-T-G-A-A-A  to  A-T-T-A-A-A). This is an example of a(n)

• point mutation.

• frameshift mutation.

• translocation.

• inversion.

Tags

NGSS.HS-LS3-2

According to the base-pairing rules in DNA,

• T pairs with G, and A pairs with C

• T pairs with A, and G pairs with C

• T pairs with C, and G pairs with A

• U pairs with A, and G pairs with C