Warm-Up Macromolecules - Edgenuity Inc.

Warm-Up Macromolecules

Lesson Objectives

By the end of this lesson, you should be able to:

? Identify the structures of the four

organisms.

? Compare the

and

lipids, proteins, and nucleic acids.

found in living of carbohydrates,

Science Practice: Examine

in science fields.

W2K

Words to Know

Fill in this table as you work through the lesson. You may also use the glossary to

help you.

a macromolecule made of carbon, hydrogen, oxygen, and nitrogen that is needed by living things for growth and repair

a compound that contains mostly carbon and hydrogen and is used to store energy, provide structure, and transmit information a large molecule built from many smaller molecules or monomers

a macromolecule made of carbon, hydrogen, oxygen, nitrogen, and phosphorous that is used by living things to store and transmit genetic information

a compound made of carbon, hydrogen, and oxygen that living things use for structural purposes and as their main source of energy

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Instruction Macromolecules

?

Lesson

Question

Slide

2

Four Kinds of Macromolecules

: A large compound built from many smaller compounds

Macromolecules are classified based on their

makeup.

The four kinds of macromolecules are:

?

.

? lipids.

?

.

?

acids.

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Instruction Macromolecules

Slide

2

Carbohydrates

: A compound made of carbon, hydrogen, and oxygen that

living things use for

purposes and as their main source of

The ratio of carbon to oxygen to hydrogen in a carbohydrate is

: 2 :

Use the words glucose and starch to label the images below.

Types of Carbohydrates

: REAL-WORLD CONNECTION

There are

types of carbohydrates.

?

are sugars made of single rings.

?

are sugars made of only two rings.

? linked in a chain.

are starches made of many simple sugar rings

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Instruction Macromolecules

Slide

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Lipids

: A compound that contains mostly

and

and

is used to store

, provide, structure, and transmit information

In the diagram below, circle the hydrocarbon chain.

Types of Lipids

: REAL-WORLD CONNECTION There are many kinds of lipids. Three major kinds are:

?

and oils are examples of triglycerides.

?

are an essential component of cell membranes.

?

can be turned into hormones such as estrogen

and testosterone.

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Instruction Macromolecules

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Proteins

i : : A macromolecule made of carbon, hydrogen, oxygen, and

that is needed by living things for

and

The subunits of proteins are

.

In the diagram of the amino acid below, circle the carboxyl group.

In the diagram of the amino acid below, circle the amino group.

Nucleic Acids

: A macromolecule made of carbon, hydrogen, oxygen, nitrogen,

and

. Nucleic acids are used by living things to

and

transmit

information

and

are nucleic acids.

The subunits of nucleic acids are called

.

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