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DNA
Test Description: DNA Structure and Function
Instructions: Answer all questions to get your test result.
1) Which Nitrogen Base binds with Adenine?
A
cytosine
B
guanine
C
thymine
D
alanine
2) What holds the nitrogen bases together?
A
hydrogen bonds
B
glue
C
deoxyribose
D
phosphate group
3) How many hydrogen bonds bind Adenine and Thymine; Cytosine and Guanine
A
3 ; 1
B
2 ; 3
C
1 ; 3
D
3 ; 2
4) What makes up the sides of the DNA ladder?
A
nitrogen bases
B
deoxyribose and hydrogen bonds
C
hydrogen bonds and nitrogen bases
D
deoxribose and phosphate groups
5) How many base pairs long is human DNA?
A
300,000
B
3,300,000,000
C
3,000
D
300
6) Where is DNA located?
A
nucleus
B
endoplasmic reticulum
C
vacuole
D
centrioles
7) What does DNA code for the production of?
A
proteins
B
lipids
C
nitrogen bases
D
sugars
8) What is a segment of DNA that controls a particular trait?
A
gene
B
double helix
C
chromosome
D
DNA
9) What is the twisted ladder shape of DNA called?
A
twisted
B
Double Helix
C
ladder
D
helical
10) Who discovered the shape of DNA?
A
Tim and Moby
B
Schwann and Schleiden
C
Virchow and Leeuwenhoek
D
James Watson and Francis Crick
*select an answer for all questions
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