Chapter 3 Study Guied

Question 0

Draw the structural formula for Dehydrogen monoxide.

Answer 0

Two hydrogen one oxygen

Question 1

An organic molecule is any molecule containing what?

Answer 1

Carbon

Question 2

Draw the structural formula for CH4 (methane)

Answer 2

A single carbon with 4 hydrogen atoms connected to it.

Question 3

Draw the structural formula for CO2

Answer 3

O=C=O

Question 4

The four major biological molecules are…

Answer 4

Lipids- (Fatty acids) carbon, hydrogen, oxygen
Carbohydrates- (saccharides). A major food and energy source. Carbon, hydrogen, oxygen
Amino acids- DNA
Proteins- nitrogen, carbon, hydrogen, oxygen. Built of monomer amino acids.

Question 5

True or False

Hydrolysis reactions are used to bond monomers into polymers.

Answer 5

False

Question 6

How many hydrolysis reactions will take place to breakdown a polypeptide chain that is 8 amino acids long?

Answer 6

?

Question 7

List the four major biological molecules, their monomers, function, and key examples.

Answer 7

?

Question 8

What is used by animals to store energy. And what is used by plants?

Answer 8

Animals- Glycogen

Plants- Starch

Question 9

What is the difference between saturated and unsaturated fats? Which one is liquid at room temperature and why?

Answer 9

Saturated- mainly found in animal foods.
Unsaturated- found in plant foods and fish.
Unsaturated fats are liquid at room temperature.

Question 10

Step by step describe the formation of a protein.

Answer 10

?