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DNA Replication, Transcription, & Translation

Total questions: 64

Worksheet time: 32mins

Name
Class
Date
1.
What is the sugar in DNA called?
a)
Deoxyribose
b)
Dantein
c)
Diglyceride
d)
Dalvin
2.
Which of the following bases would not be found in DNA?
a)
Adenine
b)
Uracil
c)
Cytosine
d)
Guanine
3.
Adenine pairs with...
a)
Thymine
b)
Cytosine
c)
Guanine
d)
It does not pair with any of them
4.
Which part of DNA is considered the "genetic code"?
a)
Bases
b)
Sugar
c)
Phosphate
d)
Hydrogen bonds
5.
The shape of DNA is...
a)
Twisted helix
b)
Flat helix
c)
Hexagon
d)
Pentagon
6.
DNA, in eukaryotes, is found within the...
a)
Nucleus
b)
Golgi apparatus
c)
Cytosol
d)
Outside the plasma membrane
7.

What does DNA stand for?

a)

Deoxyribonucleic acid

b)

Denitrogenous acid

c)

Deribonucleic acid

d)

Dexoyribonucic acid

e)

Deoxyribonuclic acid

8.
What is the monomer of nucleic acids?
a)
Glycerol
b)
Monosaccharides
c)
Amino Acids
d)
Nucleotides
9.

What are the components of a nucleotide?

a)

nitrogen base, phosphate group, and 5-carbon sugar

b)

5 carbon sugar, purine, and pyrimidine

c)

nitrogen base and a phosphate group

d)

DNA, phosphate group, monosaccharide

10.
In a molecule of double-stranded DNA, the amount of Adenine present is always equal to the amount of
a)
cytosine
b)
guanine
c)
thymine
d)
uracil
11.
Guanine bonds with ______________.
a)
Adenine
b)
Guanine
c)
Cytosine
d)
Thymine
12.
Which 2 molecules form the sides (backbone) of the DNA ladder?
a)
deoxyribose sugar and adenine
b)
deoxyribose sugar and a hydrogen bond
c)
deoxyribose sugar and the nucleus
d)
deoxyribose sugar and phosphate
13.
What will the matching sequence be on a strand that reads AAGCTAT?
a)
AACGATA
b)
TTCGTTA
c)
CCTGATA
d)
TTCGATA
14.

What are the four nitrogen bases?

a)

adenine, thymine, guanine, cytosine

b)

adenine, lysine, prolene, guanine

c)

arganine, cytosine, lysine, purine

d)

lysine, cytosine, lucine, guanine

15.

In the Mammoth documentary, researchers were trying to find intact __________ that could be extracted and used to clone the extinct animal.

a)

protein

b)

bones

c)

DNA

d)

hair

16.

What does RNA stand for?

a)

Ribonucleic acid

b)

Ricenucleic acid

c)

Ribouncenucleic acid

d)

Rinucleic acid

17.

What are the 4 RNA nitrogen bases?

a)

adenine, thymine, cytoplasm, and guanine

b)

adenine, thymine cytosine, and guanine

c)

adenine, uracil, cytoplasm, and guanine

d)

adenine, uracil, cytosine, and guanine

18.

What is the monomer of RNA?

a)

amino acids

b)

nucleotides

c)

fatty acids

d)

polysaccharides

19.

DNA contains the template to make RNA

a)

True

b)

False

20.

RNA is double-stranded.

a)

true

b)

false

c)

it depends on the type

21.

What is the process that makes a complementary mRNA strand from a DNA strand?

a)

protein synthesis

b)

transcription

c)

translation

d)

DNA Polymerase

22.
Where does transcription take place?
a)
nucleus
b)
cytoplasm
c)
ribosome
23.
What is occurring in this picture?
a)
Translation
b)
Replication
c)
Translocation
d)
Transcription
24.
What does mRNA do?
a)
provides information from DNA to ribosomes
b)
transfers amino acids to the ribosomes
c)
makes up ribosomes
d)
builds proteins
25.

Using this DNA sequence AAA TTT, what is the complementary RNA sequence will be

a)

UUU AAA

b)

AAA UUU

26.

Using this DNA sequence ATA CGA GGA TTT, what is the complementary RNA sequence will be

a)

UAU GCU CCU AAA

b)

UAU GCU CCU TTT

c)

TAT GCT CCT AAA

d)

TAT GCT CCT TTT

27.
What part of a nucleotide accounts for the genetic variation between individuals?
a)
phosphate
b)
nitrogenous base
c)
deoxyribose
d)
sugar
28.
Which phrase best describes translation?
a)
converts mRNA into a polypeptide
b)
catalyzes bonds between amino acids
c)
produces RNA from DNA molecules
d)
recycles tRNA molecules for reuse
29.
Pair the relationships.
Mitochondria : ATP
a)
Chloroplast : Lipids
b)
Cell Membrane : Molecules 
c)
Ribosome : Protein
d)
ER : Nucleic Acid
30.

Which statement is true about RNA?

a)

RNA is usually single stranded and contains the base uracil

b)

RNA is usually double stranded and contains the base thymine

c)

RNA is made in the nucleus and stays there to carry out its function

d)

All of the above are true.

31.

True or False: RNA uses deoxyribose sugar.

a)

True

b)

False

32.

Through the process of transcription, DNA makes a complimentary strand of

a)

DNA

b)

RNA

c)

CNA

d)

PLB

33.

After transcription mRNA goes from the nucleus to the _________.

a)

Ribosome

b)

Mitochondria

c)

Endoplasmic Reticulum

d)

Vacuoles

34.

The first step of protein synthesis is.....

a)

replication

b)

mitosis

c)

translation

d)

transcription

35.

Which Nucleic Acids can be found in the nucleus?

a)

DNA only

b)

DNA & RNA

c)

RNA only

d)

enzymes only

36.

WHERE does TRANSLATION occur?

a)

ribosome

b)

cytoplasm

c)

nucleus

d)

cell

37.

Which organelle makes proteins?

a)

ribosome

b)

nucleus

c)

mitochondria

d)

chloroplast

38.

The triplets of mRNA read by a ribosome are called _____.

a)

anticodons

b)

coded gene

c)

codons

d)

rRNA

39.

Which of the following is known as the START codon?

a)

UAG

b)

AUG

c)

UGA

d)

UAA

40.

Which type of RNA is the message of the decoded gene from DNA?

a)

mRNA

b)

rRNA

c)

tRNA

d)

rDNA

41.

Which type of RNA is the carrier of amino acids?

a)

mRNA

b)

rRNA

c)

tRNA

d)

DNA

42.

Which type of RNA reads the coded gene and makes a protein?

a)

mRNA

b)

rRNA

c)

tRNA

d)

DNA

43.

What is translation?

a)

the process in which DNA is copied to make another molecule of DNA

b)

the process in which DNA is coded into mRNA

c)

the process in which mRNA is decoded into a protein

d)

the process in which enzymes break down mRNA

44.

The DNA sequence ATC-AGC-GCT-GGC is part of a gene. how many amino acids are coded for by this message?

a)

4

b)

8

c)

3

d)

12

45.

What are the building blocks of proteins called?

a)

Nucleic Acids

b)

Glucose

c)

Amino Acids

d)

Phosphate Groups

46.

What is the name of a chain of amino acids?

a)

hydrogen bonds

b)

polypeptide

c)

amino acid chain

d)

double helix

47.

RNA has ________ sugar.

a)

ribose

b)

deoxyribose

c)

glucose

d)

galactose

48.

In RNA _______ matches with Adenine

a)

Uracil

b)

Guanine

c)

Cytosine

d)

Thymine

49.

In DNA _______ matches with Adenine

a)

Uracil

b)

Guanine

c)

Cytosine

d)

Thymine

50.

Which amino acid matches with the following codon:

GAU

a)

GLU

b)

SER

c)

ASP

d)

ILE

51.

Which amino acid matches with the following codon:

CAC

a)

STOP

b)

HIS

c)

LYS

d)

ARG

52.

Use the mRNA below to select the correct amino acid sequence:

AUG-UCA-AAA-UAG

a)

MET-SER-LYS-STOP

b)

MET-THR-LYS-TYR

c)

LEU-SER-CYS-STOP

d)

ILE-LYS-SER-STOP

53.

Which of the following units are repeatedly joined together to form a strand of DNA?

a)

Amino Acids

b)

Nucleotides

c)

Fatty Acids

d)

Polysaccharides

54.

In what phase of the cell cycle does DNA replication take place?

a)

G1

b)

S

c)

G2

d)

Prophase

55.

The process of DNA replication is called semi conservative because it results in

a)

none of these

b)

Two DNA molecules.  One original molecule and one with two new strands

c)

two exact copies with new strands

d)

two DNA molecules, each with 1 original strand and one new.

56.

Why does DNA replicate?

a)

To create a duplicate copy in case the original gets damaged

b)

New cells will have a copy of the DNA

c)

To create a new copy to replace the damaged original

57.

Nitrogen bases are joined by which type of bond?

a)

polar bonds

b)

hydrogen bonds

c)

phosphate bonds

d)

deoxyribose bonds

58.

Why is DNA important?

a)

it is very small and very complicated

b)

it's in everything

c)

it serves as the blueprint for traits of all living things

d)

because we eat it every day for energy

59.

What does DNA stand for?

a)

Deoxyribonucleic acid

b)

Denitrogenous acid

c)

Deribonucleic acid

d)

Diribonucleic acid

60.

What is needed for DNA replication to unzip at the hydrogen bonds?

a)

phosphates

b)

enzymes

c)

deoxyribose (sugar)

d)

hydrogen

61.

What is a mutation?

a)

Adenine

b)

a change/mistake in DNA

c)

a copy of the original DNA

d)

Guanine

62.

This is an example of -

THE DOG HID THE TOY (ORIGINAL)

THE DOH IDT HET OY? (NEW)

a)

addition

b)

substitution

c)

deletion

63.

This is an example of -

THE DOG HID THE TOY (ORIGINAL)

THE DOG SHI DTH ETO Y??

a)

addition

b)

deletion

c)

substitution

64.

This is an example of -

THE DOG HID THE TOY (ORIGINAL)

THE DOG HIM THE TOY (NEW)

a)

addition

b)

deletion

c)

substitution

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