Question

Which phrase best describes a gene?

1.

a segment of a DNA molecule found only in the body cells of an organism
2.

a segment of a DNA molecule found only in the gametes of an organism
3.

a segment of a DNA molecule that contains the instructions for producing a trait in an organism
4.

a segment of a DNA molecule that contains the instructions for producing all the characteristics of an organism

Answer 1

3. A segment of a DNA molecule that contains the instructions for producing a trait in an organism

Step-by-step explanation:

Choice 3 would best describe a gene because they are segments of DNA that contain instructions for producing one trait rather than all of the characteristics of an organism.

Answer 2

The answer would be 3