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DNA/RNA/Protein Synthesis

Total questions: 30

Worksheet time: 15mins

Name
Class
Date
1.
The shape of DNA.
a)
double helix
b)
nucleotide
c)
DNA polymerase
d)
single stranded
2.
Nitrogen base that pairs with adenine
a)
cytosine
b)
DNA polymerase
c)
deoxyribose
d)
thymine
3.
Which shows the correct complementary base pairing for DNA?
a)
C-A, T-G
b)
A-G, C-T
c)
C-G, U-A
d)
T-A, G-C
4.
If we think of DNA as a ladder, which parts are the steps of the ladder?
a)
the nitrogenous base pairs
b)
the phosphate-sugar backbone
c)
the genes
d)
the phospholipid bilayer
5.
If we think of DNA as a ladder, which parts are the sides of the ladder?
a)
the nitrogenous base pairs
b)
the phosphate-sugar backbone
c)
the genes
d)
the phospholipid bilayer
6.

What are the parts of a nucleotide?

a)

phosphate, sugar, base

b)

A, T, G, C

c)

Nucleic Acids

d)

two base pairs connected

7.

Which of the following is correctly matches: ATT GTA CGA

a)

TAA CAT GCT

b)

ATT GTA CGA

c)

TAA GTA TCG

d)

GCC ACG TAC

8.

Hydrogen bonds occur:

a)

on the ribbon (between the sugar)

b)

between the bases

c)

only between A & T

d)

only between G & C

9.

What is this a picture of?

a)

nucleotide

b)

DNA strand

c)

chromosome

d)

gene

10.

In which phase does the DNA copy itself?

a)

interphase

b)

metaphase

c)

anaphase

d)

telophase

11.

In which phase do the chromosomes line up?

a)

prophase

b)

metaphase

c)

anaphase

d)

telophase

12.

In which phase do the chromatids split apart?

a)

prophase

b)

metaphase

c)

anaphase

d)

telophase

13.
_____________________ carries information for inherited traits.
a)
DNA
b)
FBI
c)
RNA
d)
CBS
14.
_____________________ is a cell organelle composed of RNA and Protein
a)
cytoplasm
b)
ribosome
c)
DNA
d)
Amino Acid
15.

What is DNA

a)

donuts need algea

b)

did no algebra

c)

do not answer

d)

deoxyribonucleic acid

16.

How does DNA replicate? Choose the 3 steps.

a)

1st, it unwinds and unzips.

b)

Finally, Elves weave new bases onto the old DNA.

c)

Then, new bases match up to the parent strands.

d)

Next, the two single stands act as a template for the new strand to be created.

17.

Why is DNA replication and example of semi-conservative replication?

a)

Each new stand of DNA has all new material.

b)

The DNA happens to just duplicate each base pair.

c)

Part of the original DNA is used to create each of the new DNA strands.

d)

The phosphate groups are no longer attached to the 5 carbon sugar or the leg bone.

18.
Which organelle is DNA usually found in?
a)
cell membrane
b)
vacuole
c)
ribosome
d)
nucleus
19.
Which series is arranged in order from largest to smallest in size?
a)
gene, chromosome, nucleus, cell, DNA, nucleotide
b)
cell, nucleus, chromosome, DNA, gene, nucleotide
c)
nucleotide, chromosome, cell, DNA, nucleus
d)
cell, DNA, gene, nucleotide, nucleus, chromosome
20.

What do we call the process of turning DNA into mRNA?

a)

Replication

b)

Transcription

c)

Translation

d)

Cloning

21.

When DNA is transcribed to RNA....

a)

A pairs with U

b)

G pairs with U

c)

C pairs with T

d)

A pairs with C

22.

What is the correct sequence?

a)

RNA --> DNA --> Protein

b)

Protein --> RNA --> DNA

c)

DNA --> RNA --> Protein

d)

DNA --> Protein --> RNA

23.
Which enzyme is responsible for matching the mRNA bases to the DNA template during transcription?
a)
DNA Ligase
b)
Ligase
c)
DNA Polymerase
d)
RNA Polymerase
24.

Three mRNA bases that are read together are known as what?

a)

Codon

b)

Anticodon

c)

Triplet

d)

Amino acid

25.

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

26.
The diagram shows the process of
a)
Transcription
b)
Translation
c)
Replication
d)
Mitosis
27.
What process is occurring in this photo?
a)
Transcription
b)
DNA unwinding
c)
Translation
d)
Transfer RNA is creating bases
28.

What is the correct amino acid sequence for the mRNA code AUGCCAGUAUGA?

a)

Met-Pro-Val-Stop

b)

Met-Pro-Arg-Stop

c)

Tyr-Gly-His

d)

Tyr-Gly-Arg-His

29.

Which RNA bases would pair with TACGAA in transcription?

a)

AUGCUU

b)

ATGCTT

c)

GCATCC

d)

GCAUCC

30.

Where are anti-codons found?

a)

mRNA

b)

tRNA

c)

rRNA

d)

in the biosphere

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