WorksheetsNucleic Acids: Scientists and Structure
Total questions: 20
Worksheet time: 12mins
Name
Class
Date
1.
What are the components of a nucleotide?
a)
nitrogen base, phosphate group, and sugar
b)
sugar, purine, and pyrimidine
c)
nitrogen base and a phosphate group
d)
DNA, phosphate group, monosaccharide
2.
DNA contains the sugar...
a)
Deoxyribose
b)
Glucose
c)
Ribose
d)
Lipids
3.
RNA contains the sugar...
a)
Deoxyribose
b)
Glucose
c)
Ribose
d)
Lipids
4.
The backbone of DNA is made up of _______ & ________ units.
a)
sugar & base
b)
sugar & phosphate
c)
base & phosphate
d)
phosphate & phosphate
5.
From the nucleotide on the right, which part is labeled 1?
a)
Sugar
b)
Phosphate
c)
Nitrogenous Base
d)
Hydrogen Bond
6.
From the nucleotide on the right, which part is labeled 2?
a)
Sugar
b)
Phosphate
c)
Nitrogenous Base
d)
Hydrogen Bond
7.
From the nucleotide on the right, which part is labeled 3?
a)
Sugar
b)
Phosphate
c)
Nitrogenous Base
d)
Hydrogen Bond
8.
Bases are held together by what type of bond?
a)
Covalent
b)
Hydrogen
c)
Ionic
d)
Mettalic
9.
If one side of the DNA reads: TTGACTAGG, then the complementary set of bases on the other side would read:
a)
TTGACTAGG
b)
AACTGATCC
c)
AATCGAACTT
d)
AAGTCATCC
10.
If a cell has 20% adenine in it, what % of cytosine must it have?
a)
10%
b)
20%
c)
30%
d)
80%
11.
Adenine matches with what in RNA?
a)
guanine
b)
cytosine
c)
thymine
d)
uracil
12.
How many bonds are between guanine and cytosine?
a)
1
b)
2
c)
3
d)
4
13.
How many bonds are between adenine and thymine or uracil?
a)
1
b)
2
c)
3
d)
4
14.
Which scientist discovered transformation?
a)
Avery
b)
Griffith
c)
Khorana
d)
Chargoff
15.
Which scientist discovered that the sequence of bases determines the protein it will make?
a)
Avery
b)
Griffith
c)
Khorana
d)
Chargoff
16.
Which scientist discovered nucleic acids hold genetic information?
a)
Avery
b)
Griffith
c)
Khorana
d)
Chargoff
17.
Which scientist discovered number thymine equals number adenine and number cytosine equals number guanine?
a)
Avery
b)
Griffith
c)
Khorana
d)
Chargoff
18.
Who discovered the structure of DNA and won a Nobel Prize?
a)
Franklin
b)
Hershey and Chase
c)
Chase and Crick
d)
Watson and Crick
19.
Who took the first picture of DNA?
a)
Franklin
b)
Hershey and Chase
c)
Chase and Crick
d)
Watson and Crick
20.
Who discovered that VIRUSES have nucleic acids too?
a)
Franklin
b)
Hershey and Chase
c)
Chase and Crick
d)
Watson and Crick
100 %
