Question 1

Match the chemical reaction with the correct description. Choices may be used more than once.
-​requires water

Accepted Answer

A) hydrolysis 
B) condensation 
A) hydrolysis 
B) condensation

Question 2

In humans, liver and muscle cells require a lot of energy; therefore, these cells contain an abundance of ____.

Accepted Answer

A) glycogen 
B) chitin 
C) starch 
D) sucrose 
E) fructose 
A) glycogen 
B) chitin 
C) starch 
D) sucrose 
E) fructose

Question 3

The activities by which cells acquire and process energy are collectively called ____.

Accepted Answer

A) electrolysis 
B) transmutation 
C) condensation 
D) hydrolysis 
E) metabolism 
A) electrolysis 
B) transmutation 
C) condensation 
D) hydrolysis 
E) metabolism

Question 4

Match each item with the correct statement.
-short chain of three or more bonded monosaccharides

Accepted Answer

A) disaccharide 
B) oligosaccharide 
C) polysaccharide 
D) glucose 
A) disaccharide 
B) oligosaccharide 
C) polysaccharide 
D) glucose

Question 5

Plant cuticles, which reduce water loss, are primarily made of ____.

Accepted Answer

A) steroids 
B) triglycerides 
C) oils 
D) waxes 
E) fats 
A) steroids 
B) triglycerides 
C) oils 
D) waxes 
E) fats

Question 6

Plants store excess carbohydrates in the form of ____.

Accepted Answer

A) starch 
B) glycogen 
C) glucose 
D) cellulose 
E) triglycerides 
A) starch 
B) glycogen 
C) glucose 
D) cellulose 
E) triglycerides

Question 7

Organic molecules ____.

Accepted Answer

A) are held together primarily by hydrogen bonds 
B) are found only in nonliving organisms 
C) were present on Earth before the appearance of cells 
D) contain only carbon and hydrogen 
E) are found only in living organisms 
A) are held together primarily by hydrogen bonds 
B) are found only in nonliving organisms 
C) were present on Earth before the appearance of cells 
D) contain only carbon and hydrogen 
E) are found only in living organisms

Question 8

Triglycerides contain ____.

Accepted Answer

A) fatty acids only 
B) phosphate groups only 
C) glycerol only 
D) fatty acids and phosphate groups 
E) glycerol and fatty acids 
A) fatty acids only 
B) phosphate groups only 
C) glycerol only 
D) fatty acids and phosphate groups 
E) glycerol and fatty acids

Question 9

Which molecule is a polysaccharide?

Accepted Answer

A) glucose 
B) fructose 
C) cellulose 
D) ribose 
E) galactose 
A) glucose 
B) fructose 
C) cellulose 
D) ribose 
E) galactose

Question 10

The sequence of amino acids represents the ____ structure of proteins.

Accepted Answer

A) primary 
B) secondary 
C) tertiary 
D) quaternary 
E) aggregate 
A) primary 
B) secondary 
C) tertiary 
D) quaternary 
E) aggregate

Question 11

Which food item is an example of a saturated fat?

Accepted Answer

A) olive oil 
B) corn oil 
C) butter 
D) canola oil 
E) soybean oil 
A) olive oil 
B) corn oil 
C) butter 
D) canola oil 
E) soybean oil

Question 12

Match each item with the correct statement.
-monomer of cellulose, starch, and glycogen

Accepted Answer

A) disaccharide 
B) oligosaccharide 
C) polysaccharide 
D) glucose 
A) disaccharide 
B) oligosaccharide 
C) polysaccharide 
D) glucose

Question 13

Chitin strengthens the structure of some ____.

Accepted Answer

A) animals only 
B) plants only 
C) fungi only 
D) animals and fungi 
E) plants and fungi 
A) animals only 
B) plants only 
C) fungi only 
D) animals and fungi 
E) plants and fungi

Question 14

Abnormally folded proteins that cause normal proteins to midfold are called ____.

Accepted Answer

A) prions 
B) nucleotides 
C) peptides 
D) polymers 
E) triglycerides 
A) prions 
B) nucleotides 
C) peptides 
D) polymers 
E) triglycerides

Question 15

A polypeptide chain is composed of ____.

Accepted Answer

A) amino acids 
B) proteins 
C) nucleic acids 
D) fatty acids 
E) monosaccharides 
A) amino acids 
B) proteins 
C) nucleic acids 
D) fatty acids 
E) monosaccharides

Question 16

Which lipids make up most of the cell membrane?

Accepted Answer

A) unsaturated fats 
B) steroids 
C) waxes 
D) phospholipids 
E) saturated fats 
A) unsaturated fats 
B) steroids 
C) waxes 
D) phospholipids 
E) saturated fats

Exam 3: Molecules of Life

Match the chemical reaction with the correct description. Choices may be used more than once. -​requires water

In humans, liver and muscle cells require a lot of energy; therefore, these cells contain an abundance of ____.

The activities by which cells acquire and process energy are collectively called ____.

Match each item with the correct statement. -short chain of three or more bonded monosaccharides

Plant cuticles, which reduce water loss, are primarily made of ____.

Plants store excess carbohydrates in the form of ____.

Organic molecules ____.

Triglycerides contain ____.

Which molecule is a polysaccharide?

The sequence of amino acids represents the ____ structure of proteins.

Which food item is an example of a saturated fat?

Match each item with the correct statement. -monomer of cellulose, starch, and glycogen

Chitin strengthens the structure of some ____.

Abnormally folded proteins that cause normal proteins to midfold are called ____.

A polypeptide chain is composed of ____.

Which lipids make up most of the cell membrane?

The Science of Biology

Lifes Chemical Basis

Cell Structure

Ground Rules of Metabolism

Where It Starts-Photosynthesis

Releasing Chemical Energy

DNA Structure and Function

From DNA to Protein

Control of Gene Expression

How Cells Reproduce

Meiosis and Sexual Reproduction

Patterns in Inherited Traits

Human Inheritance

Biotechnology

Evidence of Evolution

Processes of Evolution

Lifes Origin and Early Evolution

Viruses, Bacteria, and Archaea

The Protists

Plant Evolution

Fungi

Animals I: Major Invertebrate Groups

Animals Ii: the Chordates

Plant Tissues

Plant Nutrition and Transport

Plant Reproduction and Development

Animal Tissues and Organ Systems

Neural Control

Sensory Perception

Endocrine Control

Structural Support and Movement

Circulation

Immunity

Respiration

Digestion and Human Nutrition

Maintaining the Internal Environment

Reproduction and Development

Animal Behavior

Population Ecology

Community Ecology

Ecosystems

The Biosphere

Human Effects on the Biosphere

Filters

Match the chemical reaction with the correct description. Choices may be used more than once. -requires water