DNA Question Preview (ID: 11586)
DNA Structure And Function.
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Which Nitrogen Base binds with Adenine?
a) cytosine
b) guanine
c) thymine
d) alanine
What holds the nitrogen bases together?
a) hydrogen bonds
b) deoxyribose
c) phosphate group
d) glue
How many hydrogen bonds bind Adenine and Thymine; Cytosine and Guanine
a) 3 ; 1
b) 1 ; 3
c) 2 ; 3
d) 3 ; 2
What makes up the sides of the DNA ladder?
a) nitrogen bases
b) deoxribose and phosphate groups
c) hydrogen bonds and nitrogen bases
d) deoxyribose and hydrogen bonds
How many base pairs long is human DNA?
a) 300
b) 3,000
c) 300,000
d) 3,300,000,000
Where is DNA located?
a) centrioles
b) nucleus
c) endoplasmic reticulum
d) vacuole
What does DNA code for the production of?
a) proteins
b) sugars
c) nitrogen bases
d) lipids
What is a segment of DNA that controls a particular trait?
a) chromosome
b) DNA
c) gene
d) double helix
What is the twisted ladder shape of DNA called?
a) Double Helix
b) twisted
c) ladder
d) helical
Who discovered the shape of DNA?
a) Tim and Moby
b) James Watson and Francis Crick
c) Schwann and Schleiden
d) Virchow and Leeuwenhoek
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