Chapter 1 Biology and You Section 1-4 What is Biology?

Content Objectives

I will be able to identify:

• Lab Safety Procedures

• The characteristics of life

1-4 What is Biology?

Language objectives

I will be able to:

I will be able to:

• Discuss good lab safety procedures

• Explain the seven characteristics of life using appropriate vocabulary

1-4 What is Biology?

Lab Safety

1. Listen and follow all instructions

2. Read the procedure before doing the activity.

3. Do not take shortcuts.

1-3 Tools and Techniques

Lab Safety

4. Wear safety goggles when required.

5. Measure chemicals precisely.

6. Never taste or smell chemicals unless instructed to do so.

1-3 Tools and Techniques

Lab Safety

7. Do not use damaged equipment.

8. Keep lab area clean and free of clutter.

9. Pay attention where you are walking

10.Report all accidents 1-3 Tools and Techniques

Adapted from Holt Biology 2008

YOUR TURN

With a partner, read the Chapter 1 Section 4 Active Reading – What is Biology?

1st - Take turns reading the questions aloud to each other, alternating questions.

2nd - Take turns reading the selection aloud to each other, alternating sentences or paragraphs.

Adapted from Holt Biology 2008 Adapted from Holt Biology 2008

YOUR TURN

As you read discuss the content.

Reread and discuss each question. Write down the best answer to the question using full descriptive sentences.

• Be prepared to share your ideas with the

class.

Adapted from Holt Biology 2008

2

The Study of Life

Biology includes:

• biochemistry

• ecology

• cell biology

• genetics

• evolution

1-4 What is Biology?

• microbiology

• botany

• zoology

• physiology

7 Properties of Life

All living things…

1. Are made of one or more cells

2. Maintain a stable internal environment -

homeostasis

3. Carry out chemical reactions - metabolism

1-4 What is Biology?

7 Properties of Life

All living things…

4. Respond to the external environment -

responsiveness

5. Produce more of their own kind - reproduction

6. Passes on traits to offspring - heredity

7. Increase in size - growth (and development)

1-4 What is Biology?

Think, Share, Write #6

How is heredity related to

evolution?

Think, Share, Write #6

How is heredity related to

evolution?

Answer

Section Review

1. Explain what biology is.

Section Review

2. Describe nine (9) fields that are part of

the science of biology.

Section Review

3. Name the basic unit of life.

Section Review

4. Discuss the seven (7) properties all living

organisms share.

Section Review

5. Define homeostasis.

Section Review

6. Recognizing Verifiable Facts - If you find

an object that seems alive, how might

you determine if the object is indeed an

organism?

Section Review

7. Elaborating - Give an example of one

way that you are interdependent on

another type of organism.

Section Review

8. Analyzing Information - Relate five of the

characteristics of life to an organism

familiar to you.