Unit 4: Gene Expression Review

Front

Which scientist(s) created the first accurate model of DNA?

Back

Watson and Crick

Front

In eukaryotes, DNA is found in the

Back

nucleus

Front

Which statement most accurately describes the DNA molecule?

Back

A double-helix composed of nucleotide bases, and a backbone of deoxyribose sugar and phosphate.

Front

According to the base pair rule, which statement is correct for DNA?

Back

adenine pairs with thymine, and cytosine pairs with guanine

Front

Which statement most accurately describes the RNA molecule?

Back

A single string composed of nucleotide bases, and a backbone of ribose sugar and phosphate

Front

According to the base pair rule, which statement is correct for RNA?

Back

adenine pairs with uracil and cytosine pairs with guanine

Front

Which of the following is NOT a characteristic of RNA?

Back

stays in the nucleus

Front

In the diagram pictured, which letter represents a nucleotide?

Back

A

Front

In the diagram pictured, which letter represents the nitrogen base cytosine?

Back

D

Front

In the diagram pictured, which letter represents a hydrogen bond?

Back

C