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1.

Which of the following statements about prokaryotic gene regulation is true?

Group of answer choicesProkaryotes are so simple that they do not practice gene regulation

The prokaryotic operon consists of one gene, a promoter, and an operator

The prokaryotic operon consists of multiple genes, a promoter, and an operator

Most prokaryotic genes are turned on at all times

Prokaryotes practice gene packing

2.

Mutations are a bad thing and always have negative results.

Group of answer choicesTrue

False

3.

The SRY gene in humans is an example of:

Group of answer choicesa master gene

gene packing

a mutated gene

a prokaryotic gene

X chromosome inactivation

4.

What was the name of the woman who made it possible for Watson and Crick to determine the structure of a DNA molecule?

Group of answer choicesJane Goodall

Henrietta Lacks

Rosalind Franklin

Sylvia Earle

Betsy Ross

5.

Every somatic cell in your body has the same genetic information, whether it is a skin cell, a blood cell, or a brain cell.

Group of answer choicesTrue

False

6.

Dolly the sheep, who was the first cloned mammal, was created by taking the nucleus from a(n) __________________ and inserting it into a(n) _______________________.

Group of answer choicesgamete; somatic cell

somatic cell; gamete

zygote; diploid cell

somatic cell; diploid cell

haploid cell; diploid cell

7.

What 3 parts make up a DNA nucleotide?

Group of answer choiceshydroxyl group, 5-C sugar (deoxyribose), nitrogenous base (A, T, C, or G)

phosphate group, 5-C sugar (deoxyribose), nitrogenous base (A, U, C, or G)

phosphate group, 5-C sugar (deoxyribose), nitrogenous base (A, T, C, or G)

phosphate group, 5-C sugar (ribose), nitrogenous base (A, U, C, or G)

phosphate group, 5-C sugar (ribose), nitrogenous base (A, T, C, or G)

8.

If the following strand of DNA underwent transcription, what would the resulting strand of RNA look like?
TACGGGCATCGA

Group of answer choicesTUCGGGCUTCGU

ATGCCCGTAGCT

UTGCCCGTUGCT

TACGGGCATCGA

AUGCCCGUAGCU

9.

If the following strand of RNA underwent translation, how many amino acids would be found in the resulting polypeptide?
AUGCCCGUAGCU

Group of answer choices4

2

3

6

12

10.

When DNA is replicated, new nucleotides are always added in which direction?

Group of answer choicesleft to right

top to bottom

right to left

3′ to 5′

5′ to 3′

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