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Worksheets9th Grade Proteins Quiz
Total questions: 11
Worksheet time: 6mins
What are the 4 main elements of an amino acid?
Carbon, Hydrogen, Nitrogen, and Oxygen
Carbon, Calcium, Sodium, Chloride
Carbon, Hydrogen, Helium, Lead
Carbon, Calcium, Kryptonite, Plutonium
How many different kinds of amino acids are in our bodies?
10
20
40
80
Amino acids in our bodies come from
food or are synthesized in the cell.
the cell.
food.
the air we breath in.
Proteins are made up of
long chains of amino acids.
different combinations of RNA and amino acids.
short strands of RNA.
What percentage of the human body is made up of proteins?
5%
10%
20%
40%
Why are proteins important?
Proteins are essential for survival
Proteins provide all sorts of functions
Every cell in the human body uses proteins
All of the above
7) Where are the instructions for how to make a protein located in a cell?
Ribosomes
Nucleus
Mitochondria
Cytoplasm
The monomers of proteins/polypetides are _______________
sugars/monosaccharides
amino acids
nucleotides
Which type of protein is found in cartilage or tendons?
Defensive
Transport
Structural
Catalysts
Catalysts perform which of the following functions?
Carry essential nutrients around our bodies
Assist in chemical reactions
Convert DNA into RNA
Provide structure for our bodies
The protein hemoglobin, which carries oxygen in our red blood cells, is an example of what type of protein?
Enzymes
Defensive
Transport
Structural
