Chemistry of Life
Biology
KG - University
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
DNA and RNA are examples of...
proteins
nucleic acids
carbohydrates
lipids
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the function of nucleic acids?
Stores energy
Stores genetic information
Movement
Physical structure
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Phospholipids are used in what biological structure?
RNA
DNA
Cell membrane
Cell wall
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
These molecules are examples of _________.
amino acids
triglycerides
monosaccharides
lipids
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
How many protons does the element have if the atomic number is 19 and the atomic mass is 40?
40
19
21
59
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The _________ of an element equals the number of protons in an atom of that element
mass number
atomic weight
atomic number
isotopes
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The __________ of an atom is the sum of the protons and neutrons in the nucleus of that atom.
mass number
atomic number
atomic category
isotope weight
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