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week 9 biomolecules and enzymes

Authored by CHERI REZNICEK

Biology

9th - 12th Grade

Used 26+ times

week 9 biomolecules and enzymes
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30 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

The diagram below shows the general structure of an amino acid. Which type of molecule is formed from amino acids?

lipids

proteins

carbohydrates

nucleic acids

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

You are analyzing a compound in the laboratory. You find that it is made up of carbon, hydrogen, and oxygen in a ratio of two hydrogen atoms for each carbon atom. How will you classify the compound?

lipid

protein

carbohydrate

nucleic acid

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Fats, oils and cholesterol are all types of what?

cell membranes

hormones

lipids

fatty acids

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

RNA and DNA are which type of macromolecules?

Carbohydrate

lipid

nucleic acid

protein

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A sugar, a phosphate group, and a nitrogen base form the building blocks of which organic compound?

carbohydrates

lipids

nucleic acids

proteins

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The human body maintains a temperature of around 98.6 degrees at all times. Enzymes are involved in almost every chemical reaction in the body. Which of the following describes the connection between these two statements?

Enzymes function best at a specific temperature.

The body needs to be warm to prevent hypothermia.

The body is kept relatively warm to prevent too much enzyme action.

There is no connection between the two statements.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The enzyme lactase will break down the sugar lactose into which of the following components?

monosaccharides

nucleic acids

amino acids

phospholipids

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