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Transcription and Translation

Total questions: 31

Worksheet time: 16mins

Name
Class
Date
1.

Where is DNA and RNA made?

a)

nucleus

b)

cytoplasm

c)

mitochondria

d)

ER

2.

RNA contains which sugar?

a)

deoxyribose

b)

Ribose

c)

glucose

d)

fructose

3.

RNA has what base that is instead of thymine?

a)

guanine

b)

adenine

c)

thymine

d)

uracil

4.

What enzyme does transcription use?

a)

DNA polymerase

b)

ligase

c)

RNA polymerase

d)

helicase

5.

Which RNA carries the message?

a)

mRNA

b)

rRNA

c)

tRNA

6.
How would the DNA sequence GCTATA be transcribed to mRNA?
a)
GCUAUA
b)
CGATAT
c)
CGAUAU
d)
GCUTUT
7.
How does RNA differ from DNA?
a)
RNA contains uracil and deoxyribose
b)
RNA contains ribose and thymine
c)
RNA contains uracil and ribose
d)
RNA contains adenine and ribose
8.
The process by which the genetic code of DNA is copied into a strand of RNA is called
a)
translation
b)
transcription
c)
transformation
d)
replication
9.
True or false:  RNA is double-stranded.
a)
true
b)
false
c)
it depends on the type
10.
Which RNA bases would pair with TACGAA in transcription? 
a)
AUGCUU
b)
ATGCTT
c)
GCATCC
d)
GCAUCC
11.
Which of these bases does not exist in RNA?
a)
C
b)
T
c)
U
d)
A
12.
DNA codes for...
a)
cholesterol
b)
proteins
c)
fatty acids
d)
a sandwich
13.

DNA contains the template to make RNA

a)

True

b)

False

14.

A polypeptide is a sequence of ____________________ held together by a ______________ bond.

a)

amino acids; peptide

b)

fatty acids; ionic

c)

proteins; hydrogen

d)

fatty acids; covalent

15.
Does the order of amino acids in a protein matter?
a)
YES!
b)
NO!
16.
The DNA sequence ATCAGCGCTGGC is part of a gene. how many amino acids are coded for by this message?
a)
4
b)
8
c)
12
d)
20
17.
The central dogma of biology states that information flows in one direction from 
a)
nuclei to RNA to cytoplasm
b)
ribosomes to proteins to DNA
c)
genes to nuclei to ribosomes
d)
DNA to RNA to proteins
18.
What amino acid is represented by the codon UUA?
a)
Phenylalanine
b)
Tyrosine
c)
Leucine
d)
Stop codon
19.
What is the correct amino acid sequence for the mRNA code AUGCCAGUAUGA
a)
Met-Pro-Ala-Val
b)
Met-Pro-Val
c)
Tyr-Gly-His
d)
Tyr-Gly-Arg-His
20.
What is the job of tRNA?
a)
Carry info from genes to ribosomes
b)
Carry amino acids to ribosomes
c)
Help excise RNA
d)
Make up ribosomes
21.
What is the correct sequence?
a)
RNA --> DNA --> Protein
b)
Protein --> RNA --> DNA
c)
DNA --> RNA --> Protein
d)
DNA --> Protein --> RNA
22.
What is the relationship between a protein, the cell, and DNA?
a)
DNA is produced by protein which is produced in the cell
b)
Protein is composed of DNA which is produced in the cell
c)
DNA makes RNA which produces protein in the cell
d)
A cell is composed of DNA and protein
23.
Three mRNA bases that are read together are known as what?
a)
Codon
b)
Anticodon
c)
Triplet
d)
Amino acid
24.
What stops the process of translation?
a)
DNA polymerase stops adding bases at a random time
b)
mRNA transcript falls apart
c)
A stop codon is reached
d)
The ribosome moves on to another protein
25.
For 3 amino acids to be coded for, how many nitrogen bases are needed?
a)
1
b)
3
c)
6
d)
9
26.
Which process occurs in the ribosome?
a)
Transcription
b)
Translation
c)
Replication
d)
All of these
27.
The diagram shows the process of
a)
Transcription
b)
Translation
c)
Replication
d)
Mitosis
28.
Which of the following is true?
a)
RNA is usually single stranded
b)
DNA is usually single-stranded
c)
DNA contains uracil
d)
RNA contains Thymine
29.

Enzymes that regulate gene expression by rapidly breaking down proteins made by translation are an:

a)

internal factor that regulates gene expression

b)

external factor that regulates gene expression

30.

Temperature causes pigment changes in Siamese cat is an:

a)

internal factor that regulates gene expression

b)

external factor that regulates gene expression

31.

Low oxygen concentrations are an:

a)

internal factor that regulates gene expression

b)

external factor that regulates gene expression

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