Macromolecules

Question 1

Which macromolecule forms a double layer as the primary structure of cell membranes?

Revolt · Accepted Answer

phospholipids

Question 2

The picture shows a carafe of olive oil.What is one of the primary functions of this food in the body?

Revolt · Accepted Answer

storing energy

Question 3

Which substance is a nucleic acid?

Revolt · Accepted Answer

RNA

Question 4

How are proteins and nucleic acids related?

Revolt · Accepted Answer

The structure of proteins is determined by nucleic acids.

Question 5

Sebastian wants to make ball-and-stick models of the four macromolecules. He has colored balls for each of the elements in these molecules, including the following. red: hydrogen black: carbon purple: oxygen green: nitrogenWhich molecule could he make that consists of long chains of red and black colored balls?

Revolt · Accepted Answer

lipids

Question 6

Which macromolecule provides a person with the highest amount of energy per mass?

Revolt · Accepted Answer

lipids

Question 7

How does a dietician help a patient?

Revolt · Accepted Answer

A dietician helps patients get the proper amount of nutrients.

Question 8

At which of these locations is a dietician least likely to work?

Revolt · Accepted Answer

theater

Question 9

Which statement correctly compares nucleic acids and carbohydrates?

Revolt · Accepted Answer

They both contain carbon, but only nucleic acids contain phosphorous.

Question 10

Glycogen is an energy-storage molecule in humans. A hormone that is called insulin controls the storage of glycogen in the liver. Insulin is made up of amino acids. Which statement correctly identifies the types of macromolecules that are described?

Revolt · Accepted Answer

Glycogen is a carbohydrate, and insulin is a protein.

Macromolecules Answers

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