QUESTION 1 The observation that hybrid offspring of true breeding purple and whi

Question

QUESTION 1

The observation that hybrid offspring of true breeding purple and white flowered plants are purple in color can be explained by:

dominance of the purple color.

the blending of parental characters.

the Law of Independent Segregation.

the inheritance of discrete characters.

A and D.

2 points   

QUESTION 2

How do RNA and DNA differ in the nitrogenous bases that are used?

Only RNA uses adenine.

Only RNA uses guanine.

Only RNA uses cytosine.

Only RNA uses thymine.

Only RNA uses uracil.

2 points   

QUESTION 3

RNA was likely replaced by DNA as the genetic molecule in most organisms because:

RNA is less stable than DNA.

RNA has a higher chemical stability.

RNA errors are more easily corrected than DNA errors.

A and C.

All of the above.

2 points   

QUESTION 4

How many copies of each chromosome will a tetraploid organism have?

4

2

10

8

1

2 points   

QUESTION 5

Please identify the complementary RNA sequence for the following DNA sequence: 5

dominance of the purple color.

the blending of parental characters.

the Law of Independent Segregation.

the inheritance of discrete characters.

A and D.

Explanation / Answer

1. e

2. e

3. d

4. a

5. a

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