Sign up for FREE

DNA Analysis Gizmo - Activity B

Last updated over 7 years ago

13 questions

1

1

1

1

Question 4

4.

Scan more frogs with orange skin until you are confident that you have identified the correct codon that represents the allele for orange skin. Describe the results:

1

1

1

1

Question 8

8.

Fill in the column for orange skin in the table. For the codon pattern, shade in the dark bands but not the light colored bands. Then, continue scanning frogs until you are able to complete the rest of the columns in the table.

1

1

1

1

1

Question 1

1.

Describe frog A's phenotype. Select all that apply.

Yellow skin

Spotted

Pink Eyes

Green Eyes

Blue skin

Question 2

2.

Which frogs share frog A's skin color, but not its eye color or spots?

Frogs C & D

Frogs F & N

Frogs E & M

Question 3

3.

Which codon or codons are identical in all three frogs?

Codon 1 (bases #1 - 3)

Codon 2 (bases #4 - 6)

Codon 5 (bases #13 - 15)

Codon 6 (bases #16 - 18)

Question 5

5.

Which codon codes for orange skin in this frog population?

Codon 1 (bases #1 - 3)

Codon 6 (bases #16 - 18)

Codon 4 (bases #10 - 12)

Codon 5 (bases #13 - 15)

Question 6

6.

Which codon do they share?

Question 7

7.

Question 9

9.

Does the same codon always control skin color, eye color, and the presence of spots? Why do you think this is the case?

Question 10

10.

Based on the DNA sequence, the frog's phenotype is...

Blue skin

Orange skin

Pink eyes

Spotted

Not spotted

Question 11

11.

The codons and traits are...

the same

different

Question 12

12.

Suppose a biologist found a rare frog and wanted to determine which species it belonged to. How could a biologist use a DNA sequence of the frog to accomplish this task?

Question 13

13.

What other applications of DNA sequences can you think of?