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Questions Answers

Warm up # 16-19Name

Period

16.

17

18

19

16.

17

18

19

Questions Answers

Warm up # 19-22Name

Period

19. 19.

20 20

21 21

22 22

Warm up # 10

What do you think your body and blood are made of?

Assignment Page #

Table of Contents TC1

7. Introduction to Cells Pg ___

Assignment Page #

Table of Contents TC1

6. Introduction to Cells Pg ___

p4 Introduction to Cells

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All living things are made of cells!

Definition: Cells are the smallest part of any living thing. Cells are the building blocks of life.

What is a cell?

Some living things have many cells

- For example: HUMANS & TREES

- These organisms are multicellular

Some living things are made up of only one cell- For example: BACTERIA

- These organisms are unicellular

What is a cell?

Lego Ship

What types of cells are there?

Cells come in many shapes and sizes.

There are 2 types of cells:

1) Animal cells

2) Plant cells

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What is the job of a cell?

Different types of cells mighthave different types of jobs

However, cells, in any organism, work

together to keep the organism alive and

healthy

Robert Hooke - cork cells

. . . I could exceedingly plainly perceive it to be all

perforated and porous, much like a Honey-comb,

but that the pores of it were not regular. . . . these

pores, or cells, . . . were indeed the first

microscopical pores I ever saw, and perhaps, that

were ever seen, for I had not met with any Writer or

Person, that had made any mention of them before

this. . .

Monastery

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What do cells need?

Cells need:

1. energy to perform their jobs

2. Water

3. proteins

- Proteins are the cell’s workers

Cells

Prokaryotes Eukaryotes

Cells

Prokaryotes Eukaryotes

A. B.

A. Prokaryotes

- These cells have NO NUCLEUS.

- Generally smaller than Eukaryotes

- Usually do not contain organelles

- Only single organisms

- Example: Bacteria

B. Eukaryotes

- These cells have a NUCLEUS.

- Generally larger than Prokaryotes

- Usually contain organelles

- Single & multicellular organisms

- Example: Animals and Plants

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Brain Pop: Cells

Reflection Question

What are the only 2 types of cells and what is the difference between unicellular and multicellular?

(Answer in complete sentences!)