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Total questions: 13

Worksheet time: 7mins

Name
Class
Date
1.

A gene is

a)

a long strand of DNA.

b)

a segment of DNA on a chromosome.

c)

a copy of one side of the DNA strands.

d)

chemical building blocks that make up DNA.

2.

A chromosome is

a)

one of four chemical building blocks. (A, G, C, or T)

b)

two Bases linked to form the stairs of DNA. ( A-T or G-C)

c)

messenger RNA

d)

a long strand of DNA.

3.

DNA is

a)

DNA is copied

b)

a copy of one side of the DNA strands.

c)

transfer RNA

d)

a substance that carries information about an organisms traits.

4.

RNA

a)

forms the basic structure of cell and body parts

b)

is a copy of one side of the DNA strands.

c)

mRNA is decoded and a protein is produced

d)

is 3 letter code from mRNA for Amino Acids

5.

A nucleotide is

a)

A chemical building blocks that make up DNA.

b)

messenger RNA

c)

3 letter code from mRNA for Amino Acids

d)

One of four chemical building blocks. (A, G, C, or T)

6.

A base is

a)

One of four chemical building blocks. (A, G, C, or T)

b)

a codon

c)

a long strand of DNA

d)

a long strand of RNA

7.

Base Pairs

a)

are a segment of DNA on a chromosome.

b)

is a nucleotide

c)

are two Bases linked to form the stairs of DNA. ( A-T or G-C)

d)

is one base by itself

8.

A protein

a)

3 letter code from mRNA for Amino Acids

b)

form the basic structure of my T.V.

c)

forms the basic structure of cell and body parts.

d)

is one of four chemical building blocks. (A, G, C, or T)

9.

mRNA is

a)

messenger DNA

b)

messenger RNA

c)

transfer DNA

d)

transfer RNA

10.

tRNA is

a)

transfer RNA

b)

transfer DNA

c)

messenger RNA

d)

messenger DNA

11.

Transcription is

a)

two Bases linked to form the stairs of DNA. ( A-T or G-C)

b)

when a codon is copied

c)

when a nucleotide is copied

d)

when DNA is copied

12.

Codon is

a)

base pairs

b)

3 letter code from mRNA for Amino Acids

c)

10 letter code

d)

messenger RNA

13.

Translation

a)

is a copy of one side of the DNA strands

b)

is when mRNA is decoded and a protein is produced

c)

forms the basic structure of cell and body parts.

d)

is the same than a nucleotide