DNA & RNA Structure

DNA & RNA Structure

Assessment

Assessment

Created by

Alicia Bostick

Biology

9th Grade

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12 questions

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1.

Multiple Choice

45 sec

1 pt

The nucleus contains DNA. Which statement BEST describes how DNA controls the working of the cell?

It codes for proteins.

It inhibits division of cells.

It helps in energy transformation.

It regulates traffic in and out of the cell.

2.

Multiple Choice

45 sec

1 pt

DNA molecules contain the genetic information that determines the characteristics of a living organism. How do DNA molecules express the genetic information they contain?

by breaking down proteins within the cell

by directing the process of protein synthesis

by regulating the storage of cellular proteins

by controlling the movement of protein molecules

3.

Multiple Choice

45 sec

1 pt

Which part of a DNA molecule represents encoded information?

phosphate

sugar

guanine

hydrogen bond

4.

Multiple Choice

45 sec

1 pt

What is the complimentary base of adenine in DNA?

thymine

cytosine

guanine

uracil

5.

Multiple Choice

30 sec

1 pt

What aspect of the DNA molecule encodes hereditary information concerning an organism's traits?

the molecular mass

the sequence of base pairs

the distribution of electrical charges

the folded three-dimensional shape

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