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DNA (8TH)

Total questions: 15

Worksheet time: 16mins

Name
Class
Date
1.

What are the parts of a nucleotide?

a)

phosphate, sugar, base

b)

A, T, G, C

c)

Nucleic Acids

d)

two base pairs connected

2.

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

3.

What do genes do?

a)

make proteins

b)

store energy

c)

create covalent bonds

d)

create hydrogen bonds

4.

DNA is shaped in a:

a)

double helix

b)

tightly packed swirl

c)

twisted ladder

d)

nucleotide

5.

The base that pairs with Thymine in DNA

a)

adenine

b)

guanine

c)

helicase

d)

nucleotide

6.

The nitrogen base that pairs with guanine

a)

adenine

b)

cytosine

c)

nucloetide

d)

deoxyribose

7.
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
8.
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
9.
A DNA nucleotide contains all of the following, except...
a)
Deoxyribose
b)
Phosphate group
c)
Nitrogenous base
d)
Cholesterol
10.
What does DNA stand for?
a)
Deoxyribonucleic acid
b)
Denitrogenous acid
c)
Deribonucleic acid
d)
Diribonucleic acid
11.
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
12.
Which organelle is DNA usually found in?
a)
cell membrane
b)
vacuole
c)
ribosome
d)
nucleus
13.
Name this structure
a)
double helix
b)
nucelotide
c)
twisted ladder
d)
hydrogen bond
14.
Which two scientists are accredited with correctly deducing the double helix model of DNA?
a)

Franklin, Watson and Crick

b)

Wilkins and Franklin

c)

Wilkins and Crick

d)

Watson and Franklin

15.

Which series is arranged in order from largest to smallest in size?

a)

gene, chromosome, nucleus, nucleotide

b)

nucleus, chromosome, gene, nucleotide

c)

nucleotide, gene, chromosome, nucleus

d)

nucleotide, nucleus, chromosome, gene

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