Genetic Code

Question 1

Use the drop-down menus to complete the sentences. confirmed the three-dimensional structure of DNA. first discovered DNA and named it “nuclein.” first photo of DNA which helped scientists understand its structure. studied DNA using special X-rays.

Revolt · Accepted Answer

Selection 1: Watson and Crick; Selection 2: Miescher; Selection 3: Franklin; Selection 4: Wilkins

Question 2

12345

Revolt · Accepted Answer

2

Question 3

Which of these are components of DNA? Select five options.deoxyribose sugar moleculesribose sugar moleculesadeninephosphate moleculesribosomecytosinethymine

Revolt · Accepted Answer

deoxyribose sugar molecules; adenine; phosphate molecules; cytosine; thymine

Question 4

Which statements describe the genetic code? Select four options.

Revolt · Accepted Answer

It is a nucleic acid.; It is found in DNA.; It is used to build an organism’s structures.; It allows parents and their young to have similar characteristics.

Question 5

Use the drop-down menus to identify the parts of DNA. Label A: Label B:

Revolt · Accepted Answer

nitrogen bases; Selection 1: nitrogen bases; Selection 2: sugar-phosphate backbone

Question 6

Which nitrogen base sequence is the partner of C–A–T–C–G–A?

Revolt · Accepted Answer

G–T–A–G–C–T

Question 7

Which statements describe functions of DNA? Select three options.DNA gives instructions on how to make keratin, the protein that makes up human hair and skin.DNA contains information about eye and fur color that is passed on from parents to kittens.DNA provides energy for cheetahs to run fast.DNA helps create substances that fight the bacteria that enter the body.DNA stores energy for a bear as it hibernates during the winter.

Revolt · Accepted Answer

DNA gives instructions on how to make keratin, the protein that makes up human hair and skin.; DNA contains information about eye and fur color that is passed on from parents to kittens.; DNA helps create substances that fight the bacteria that enter the body.

Question 8

Use the drop-down menus to order the steps involved in protein production. The strand of RNA moves to the ribosome. The DNA double helix unzips. The strand of RNA leaves the nucleus. A protein is produced. A strand of RNA is made from a strand of DNA.

Revolt · Accepted Answer

4; Selection 1: 4; Selection 2: 1; Selection 3: 3; Selection 4: 5; Selection 5: 2

Question 9

Question 12

Revolt · Accepted Answer

sugar-phosphate backbone

Question 10

What did you include in your response? Check all that apply.

Revolt · Accepted Answer

DNA is twisted in a double helix.

Genetic Code Answers

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