What Is a Cell

what is a cell?

• A cell is an organism

• A cell is unicellular or multicellular

• A cell is the smallest unit of organisms

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NGSS.MS-LS1-1

NGSS.MS-LS1-2

Which equipment is used to see cells?

• Periscope

• Telescope

• Microscope

• Micrograph

The building blocks of all living things

• cells

• atoms

• proteins

• DNA

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NGSS.MS-LS1-1

What are cells named after?

• The small rooms in monasteries' called "cellula"

• The small rooms inside of the pyramids

• The way houses were organized in a village

• The small garden plot squares inside of cities

During a class investigation on cells, students observed different cell types using a compound light microscope and prepared slides. An ​ (a)   is a ​ (b)   that has an outermost rigid cell wall and a large vacuole. They appear brick-like in shape. On the other hand, a ​ (c)   is an ​ (d)   having a rounded structure but lacking a cell wall.

• onion cell

• plant cell

• human cheek cell

• animal cell

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NGSS.MS-LS1-1

NGSS.MS-LS1-2

What type of cell is this?

• Plant

• Animal

• Prokaryote

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NGSS.MS-LS1-1

What kind of cell is this?

• Plant

• Animal

• Bacterial

• Gross

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NGSS.MS-LS1-1

Label the different parts of the cell.

a

b

c

d

e

Organ

Membrane

Water

Cytoplasm

Organelles

DNA

Nucleus

Skin

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NGSS.MS-LS1-1

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Match the cell part with its description.

• Membrane

• The goo or fluid filling the cell

• Genetic Material (DNA)

• Small structures with specific jobs to keep the cell alive

• Organelles

• A protective covering

  (kind of like skin)

• Cytoplasm

• A house for the genetic material (DNA)

• Nucleus

• An instruction manual that controls the activity of a cell

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NGSS.MS-LS1-2

Sort the characteristics of Prokaryotic and Eukaryotic Cells?

Groups:

(a) Prokaryotic

,

(b) Eukaryotic

,

(c) Things they BOTH have

• Membrane-bound organelles

• Single Celled AND Multi-celled

• Have Membranes

• Single-celled

• Has a Nucleus

• No membrane-bound organelles

• Have Cytoplasm

• No Nucleus

• Have DNA

• Large and Complex

• Small and Simple

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NGSS.MS-LS4-2