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G11 Worksheet 2 Q3

Total questions: 30

Worksheet time: 27mins

Name
Class
Date
1.
DNA has a _____________ structure. 
a)
double helix
b)
single strand
c)
ring 
d)
chain
2.
In RNA, Uracil pairs with ______. 
a)
cytosine
b)
adenine
c)
guanine
d)
thymine
3.
The mRNA leaves the ________ to find the ribosome to make proteins.
a)
cell
b)
nucleotide
c)
nucleus
4.

DNA holds the code for making

a)

lipids

b)

carbohydrates

c)

proteins

d)

sugars

5.

Choose the sequence of the mRNA strand that would be match up with to the following strand:

GTAGTCA

a)

UATUAGA

b)

ACGACTG

c)

CAUCAGU

d)

CATCAGT

6.
The main function of tRNA is to...
a)
carry a message that, when translated, forms proteins
b)
form a portion of ribosomes
c)
string together complementary RNA and DNA strands
d)
bring amino acids from the cytoplasm to the ribosomes
7.
Contains the bases adenine, uracil, cytosine and guanine
a)
DNA
b)
RNA
c)
Both
8.
What part of protein synthesis does this diagram represent?
a)
mRNA
b)
tRNA
c)
rRNA
d)
RNA
9.
DNA travels outside of the nucleus.
a)
true
b)
false
10.
DNA never leaves the nucleus
a)
True
b)
False
11.
Proteins are made of which molecule?
a)
Amino Acids
b)
Lipids
c)
Carbohydrates
12.
What does transcription mean?
a)
To make a copy
b)
To erase
c)
To run away
13.
RNA is a double helix
a)
True
b)
False
14.
The process to go from DNA to mRNA is _______
a)
translation
b)
transcription
c)
replication
15.
The process to go from mRNA to a protein is called ____
a)
transcription
b)
rRNA
c)
replication
d)
translation
16.
What is the location in the cell for translation?
a)
nucleus
b)
mitochondria
c)
ribosome
d)
chloroplast
17.
How many amino acids are coded for by this sequence of nucleotides:
ATG GGA ACT CCA
a)
4
b)
2
c)
6
d)
12
18.
What is the three base sequence of mRNA that codes for a single amino acid?
a)
Anticodon
b)
Codon
c)
Protein
19.

Where does TRANSCRIPTION occur?

a)

Nucleus

b)

Ribosome

c)

Cytoplasm

d)

Mitochondria

20.

How many nucleotides equal 1 amino acid?

a)

1

b)

2

c)

3

d)

4

21.

On which molecule can an anticodon be found?

a)

mRNA

b)

DNA

c)

tRNA

d)

rRNA

22.

How do you know when to begin translating a strand of mRNA?

a)

look for AUG

b)

start at the beginning

c)

look for ATG

d)

when Ms. H tells me to

23.

The important enzyme related with transcription is;

a)

gyrase

b)

DNA polymerase

c)

RNA polymerase

d)

ligase

24.

During Transcription, DNA is converted into ____

a)

mRNA

b)

tRNA

c)

rRNA

d)

a Protein

25.

Many amino acids and put together and folded up to form a ______

a)

Protein

b)

DNA strand

c)

mRNA strand

d)

Carbohydrate

26.

Match the DNA codon ATC to the correct mRNA codon.

a)

UAG

b)

AUC

c)

TAG

d)

UUG

27.

Use your codon chart to figure out what amino acid codes for the mRNA codon AUG

a)

START

(Met)

b)

Ile

c)

Val

d)

Leu

28.
What is occurring in this picture?
a)
Translation
b)
DNA Replication
c)
Polymerase is unzipping the DNA
d)
Transcription
29.
What process is occurring in the diagram?
a)
Transcription
b)
Translation
c)
Replication
d)
Mitosis
30.
21 nucleotides will provide how many codons?
a)
3 amino acids
b)
5 amino acids
c)
7 amino acids
d)
9 amino acids

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