WorksheetsBio Starter# 26
Total questions: 5
Worksheet time: 3mins
Name
Class
Date
1.
What is the Monomer of DNA?
a)
lipid
b)
nucleotide
c)
carbohydrate
d)
amino acid
2.
What are the nitrogenous base pair of DNA?
a)
adenine-thymine, cytosine-guanine
b)
guanine-cytosine
c)
adenine-uracil
d)
thymine-uracil
3.
Using the image, what do we call the section of DNA highlighted in yellow?
a)
enzyme
b)
Sugar phosphate backbone
c)
gene
d)
Base pairs
4.
Using Chargaff's rule determine how much cytosine is present in the DNA sample if there is 15% Adenine.
a)
30%
b)
45%
c)
60%
d)
35%
5.
What types of bonds hold the nitrogen base pairs together in DNA?
a)
hydrogen bonds
b)
covalent bonds
c)
ionic bonds
d)
van der Waals forces
100 %
