Final Exam

Question 1

Where do cells get their energy to do work?

Answer 1

ATP

Question 2

What do proteins do?

Answer 2

They provide structural support, to transport substances and make chemical reactions happen

Question 3

What is H2O connected by?

Answer 3

Polar covalent bonds

Question 4

What are the building blocks of proteins?

Answer 4

Amino acids

Question 5

Where are phospholipids found?

Answer 5

Forming the plasma membranes of a cell

Question 6

What serves as the backbone of other molecules such as cholesterol and hormones?

Answer 6

Steroids

Question 7

Tissues are composed of what?

Answer 7

Composed of similar or the same cells

Question 8

What dictates the behavior of an atom?

Answer 8

The number of electrons in the outer orbit of an atom

Question 9

What controls homeostasis?

Answer 9

The nervous and endocrine system

Question 10

What is a monosaccharide?

Answer 10

Simple sugars, large carbohydrates are composed of monosaccharides and an example is glucose

Question 11

What is an example of salt placed in water?

Answer 11

KCl= K+Cl-

Question 12

pH is the measure of…

Answer 12

H+ or OH- concentration in a solution

Question 13

What is the pH of blood?

Answer 13

7.4

Question 14

What are the basic life processes?

Answer 14

Metabolism, movement, responsiveness, reproduction, growth, and differentiation

Question 15

What is an example of acid placed in water?

Answer 15

HCl=H+ +Cl-

Question 16

Which of the following is not a compound?
Na+
H2O
A protein
CaCl

Answer 16

Na+

Question 17

What is a chemical reaction involving breaking down called?

Answer 17

A catabolic reaction

Question 18

What is a characteristic of a protein?

Answer 18

Proteins work based on their shapes

Question 19

What are the two types of nucleic acids?

Answer 19

RNA and DNA

Question 20

What is a special property of water?

Answer 20

Thermal properties- It takes a great deal of energy to change its temperature

Question 21

What is anatomy?

Answer 21

The study of body structures

Question 22

What is an organ?

Answer 22

Different tissue types working together

Question 23

What do all proteins contain that carbohydrates do not contain?

Answer 23

Nitrogen

Question 24

An enzyme is what type of organic compound?

Answer 24

A protein

Question 25

What forms when electrons are shared?

Answer 25

Covalent bonds

Question 26

What is a technical term for fats?

Answer 26

Triglycerides

Question 27

What is physiology?

Answer 27

The study of body functions

Question 28

Which is bonded nonpolar covalently O2 H2O Na+

Answer 28

O2

Question 29

What type of bond forms between molecules that have polar covalent bonds?

Answer 29

Hydrogen bonds

Question 30

What are the classes of lipids?

Answer 30

Steroids, phospholipids, and triglycerides

Question 31

What are organic compounds?

Answer 31

Proteins, carbohydrates and ATP

Question 32

Where can nucleotides be found doing?

Answer 32

Forming nucleic acids

Question 33

What type of bond breaks in water?

Answer 33

Ionic bonds

Question 34

What is cell differentiation?

Answer 34

When a cell divides to perform a task more specific

Question 35

What could happen if there is a decrease in pH?

Answer 35

Proteins could loose their function by going through protein denaturation

Question 36

What are solutes in the body?

Answer 36

Glucose, amino acids, ions and glucose

Question 37

Any chemical reaction that occurs in the body requires…

Answer 37

An enzyme

Question 38

What does DNA do?

Answer 38

Provides instructions for the building of all proteins

Question 39

What will not mix with water?

Answer 39

a polar and non polar covalently bonded substance

Question 40

An increase in body temperature is a concern… Why?

Answer 40

Enzymes can loose their shape; thereby loosing their function

Question 41

Inorganic substances?

Answer 41

Small in size, acids are inorganic

Question 42

Catabolic reaction associated with ATP?

Answer 42

ATP= ADP+P+energy

Question 43

The sequence of amino acids in a protein is related to…

Answer 43

The function shape and location of hydrogen bonds in proteins

Question 44

What is a synthesis reaction?

Answer 44

An anabolic reaction

Question 45

What is a simple sugar?

Answer 45

Glucose

Question 46

What is a composed of glucose molecules bound together?

Answer 46

Glycogen

Question 47

Where is stored glucose found?

Answer 47

In the liver

Question 48

What is the largest carbohydrate?

Answer 48

Polysacchaaride

Question 49

What can be added to a patients blood to bring the patients blood back up to pH level?

Answer 49

A base

Question 50

What must a body experience to survive?

Answer 50

Responsiveness, growth and reproduction

Question 51

If an atom has 6 electrons, how many does the outer orbit need for it to be stable?

Answer 51

4

Question 52

What is found in adipose tissue?

Answer 52

Triglycerides

Question 53

what is an atom?

Answer 53

A unit of an element and is composed of 3 different particles

Question 54

What are hydrogen bonds?

Answer 54

Extreme changes in pH and temperature will break them, and they are found in proteins

Question 55

What is the strongest bond?

Answer 55

covalent

Question 56

What is basic pH?

Answer 56

8.4

Question 57

What is a proteins shape related to?

Answer 57

It’s function

Question 58

The loss of a function of a protein…

Answer 58

Denaturation, breaking of hydrogen bonds, loss in shape

Question 59

What compounds have ionic bonds?

Answer 59

Salts, bases, and acids

Question 60

What is metabolism?

Answer 60

a sum of all the chemical reactions in the body

Question 61

What is the level of structural organization from smallest to biggest?

Answer 61

Chemistry, cell, tissue, organs, organ systems