Snapquiz - Proteins

This is the Snapquiz on Proteins. Click here or use the embedded video if you haven't watched the lesson yet.

Question 1. What happens to the long protein molecules after they're formed by a cell?

They flatten out into layers.
They curl up into one particular shape for all proteins.
They stretch out throughout the cell.
They curl up into shapes which are unique to each protein.

Question 2. What is a mutation?

Adaptation by a species to a new habitat.
Changes in the structure of an organism due to radiation exposure.
Random damage or change to a particular gene when copied.
The effects of genetically engineering DNA.

Question 3. Which of the following are not proteins?


Question 4. How does a cell know how to construct particular proteins?

Cells produce all proteins randomly.
It copies other protein molecules.
It's coded for in your DNA.
Each protein has one specific cell which produces it.

Question 5. What do our cells construct proteins from?

Fatty Acids.
Amino acids.

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