Breaking of larger molecules into smaller building blocks

Chapter 2 Bio 243 Flashcards

1

What element is the most abundant in the body?

Water
Nitrogen
Oxygen
Carbon

2

What type of charge do Neutrons have?

No electrical charge
Positive Electrical charge
Extreme Electrical Charge
Negative Electrical charge

3

What is an example of Energy?

A glass of water at room temperature
A book resting on a table
A battery that powers a flashlight
A rock sitting on a cliff

4

Why is chemistry Important in Human Anatomy?

Our body is not made of chemicals
It helps understand the role of the brain in emotions
It shows how bones support body weight
All physiological processes occur via chemical reactions

5

What is Catabolism?

Dehydration Synthesis
Providing the substances needed for growth and repair
Breaking of larger molecules into smaller building blocks
The structure and function of all living things

6

All matter is composed of elements

False
True

7

Energy: Is anything with mass and taking up space

True
False

8

Which of the following are an Ionic Bond?

Sodium Chloride (Nac1)
Sodium Flouride (NaF)
Sodium Bromide (NaBR)
These are all examples

9

What is an Ionic Bond?

Covalent electrons are transferred from one atom to another
Valance electrons are transferred from one atom to another
Valance Protons are transferred from one atom to another
None of these

10

Which of the following are the weakest bond?

Ionic Bond
Hydrogen Bond
Metallic Bond
Covalent Bond

11

Covalent Bonds are the sharing of electrons

True
False

12

Which of the following are not an element of the human body?

Helium
Sulfur
Oxygen
Chlorine

13

A molecule if formed when 2 or more atoms combine

True
False

14

What type of charge to protons have?

Positive
Neutral
Negative
None

15

Catabolism works with hydrolysis

True
False

Chapter 2 Bio 243

Questions 15

Chapter 2 Bio 243

Questions 15