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OBJECTIVES •Define the cell cycle. •Describe the four phases of the cell

OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle

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Page 1: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle

OBJECTIVESOBJECTIVES

•Define the cell cycle.

•Describe the four phases of the cell cycle.

•Define the cell cycle.

•Describe the four phases of the cell cycle.

Page 2: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle

Cell GrowthCell Growth•Cells are limited in their

growth.

•The larger a cell grows the more difficult it is to get things in and out of it.

•If cells grow too large they would not be able to supply their own needs, and growth would come to a stop.

•Cells are limited in their growth.

•The larger a cell grows the more difficult it is to get things in and out of it.

•If cells grow too large they would not be able to supply their own needs, and growth would come to a stop.

Page 3: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle

Why is a small cell more efficient than

a large cell?

Why is a small cell more efficient than

a large cell?

It is easier for things like nutrients to get

in and out of the cell.

It is easier for things like nutrients to get

in and out of the cell.

Page 4: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle

Surface Area to Volume Ratio in Cells

Surface Area to Volume Ratio in Cells

Cell Size Volume (length x width x height)

Surface Area (number of surfaces X length x width)

Surface Area / Volume Ratio

1 cm x 1 cm x 1 cm =

1cm3

1 cm x 1 cm x 1 cm =

1cm3

6 x 1 cm x 1cm =

1cm3

6 x 1 cm x 1cm =

1cm3

6 cm2/1cm3 = 6/cm

6 cm2/1cm3 = 6/cm

2 cm x 2 cm x 2 cm =

8cm3

2 cm x 2 cm x 2 cm =

8cm3

6 x 2 cm x 2cm = 24cm3

6 x 2 cm x 2cm = 24cm3

24 cm2/8cm3 = 3/cm

24 cm2/8cm3 = 3/cm

Page 5: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle

growth

DNA replication

preparation for cell division

Page 6: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle
Page 7: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle

Cell division and cell

growth are controlled in multicellular organisms.

Cell division and cell

growth are controlled in multicellular organisms.

Page 8: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle

                                                                                                                    

Prokaryotic Cell

Page 9: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle

Binary fission

E. coli

Page 10: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle
Page 11: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle
Page 12: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle

Eukaryotic Cell

Page 13: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle

Amoeba(eukaryotic

cell)

Binary fission

Page 14: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle

G2- phaseG2- phase

Page 15: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle

MitosisMitosis

Page 16: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle
Page 17: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle
Page 18: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle
Page 19: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle
Page 20: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle
Page 21: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle

Interphase

Page 22: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle

Prophase

Page 23: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle

Metaphase

Page 24: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle

Anaphase

Page 25: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle

Telophase

Page 26: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle

CELL SPECIALIZATION

CELL SPECIALIZATION Specific cells are uniquely

suited to carry out specific functions

Specific cells are uniquely

suited to carry out specific functions

Page 27: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle

A macrophage, in (yellow), engulfs and consumes a bacterium (green). They help protect the body against infection.

Page 28: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle

T-lymphocytes are specialized white blood cells that identify and destroy invading organisms such as bacteria and viruses.

Page 29: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle

Erythrocytes, or red blood cells, are the primary

carriers of oxygen to the cells and tissues of the

body.

Page 30: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle

Thrombocytes, or platelets, are the smallest cellular

component of blood.

Thrombocytes, or platelets, are the smallest cellular

component of blood.

Page 31: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle

Neurons are the cells by which large groups of cells

communicate with each other.

Neurons are the cells by which large groups of cells

communicate with each other.

Page 32: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle

Specialized cells

organize into

tissues.

Specialized cells

organize into

tissues.

Page 33: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle

Tissue is a group of

similar cells that perform

similar functions.

Tissue is a group of

similar cells that perform

similar functions.

Page 34: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle

Human smooth muscle, also referred to as visceral or

involuntary muscle, is composed of slender, spindle-

shaped cells.

Human smooth muscle, also referred to as visceral or

involuntary muscle, is composed of slender, spindle-

shaped cells.

Page 35: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle

Skeletal muscle enables the voluntary movement of bones.

Skeletal muscle enables the voluntary movement of bones.

Page 36: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle

Cardiac muscle is a unique muscle tissue

found only in the heart.

Cardiac muscle is a unique muscle tissue

found only in the heart.

Page 37: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle

Organ is a group of tissues

that work together to perform a specific function.

Organ is a group of tissues

that work together to perform a specific function.

Page 38: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle

LEVELS OF ORGANIZATION

LEVELS OF ORGANIZATION•CELLS•TISSUES•ORGANS•ORGAN SYSTEMS

•CELLS•TISSUES•ORGANS•ORGAN SYSTEMS

Page 39: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle

Smooth muscle tissue

Stomach (organ)

Organ System

Page 40: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle
Page 41: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle
Page 42: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle
Page 43: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle
Page 44: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle
Page 45: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle
Page 46: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle
Page 47: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle
Page 48: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle
Page 49: OBJECTIVES Define the cell cycle. Describe the four phases of the cell cycle. Define the cell cycle. Describe the four phases of the cell cycle

Eukaryotic Cell


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