The Cell Structure

Differentiate between the types of microscopes

Light microscope – uses light

Electron microscope – uses electrons

Label This Diagram

The Microscope

a - eyepiece

b - arm

c - rack stop

d - stage clip

e - coarse focus

f - fine focus

g - revolving nosepiece

h - objective lens

i - stage

j - diaphragm

k - light

l - base

Define This Formula

Magnification Formula

Magnification = Eyepiece x Objective Lens

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Animal Cell under Electron Microscope

a - Cell membrane

b - Ribosome

c - Nucleus

d - Nucleolus

e - Nuclear pore

f - mitochondrion

Label This Diagram

Plant Cell under Electron Microscope

a - Cell Wall

b - Cell Membrane

c - Mitochondria

d - Nuclear pore

e - Nucleolus

f - Nucleus

g - Vacuole

h - Chloroplast

i - Ribosome

j - Cytoplasm

Define Protoplasm

The contents found in an animal cell

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The Cell Membrane

a - protein

b - phospholipid

c - lipid tail

Define the function of the Cell Membrane

Semi Permeable

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The Nucleus

a - Chromatin

b - Nuclear membrane

c - Nucleoplasm

d - Nucleolus

e - Nuclear pore

Define the function of the Nucleus

Control centre of the cell

What does the nucleus contain?

DNA

Define the function of the Nucleolus

Makes Ribosmes

Define the function of the Chromatin

Arranges DNA into chromosomes

Define Cytoplasm

Jelly like substance that suspends cell organelles

Define Cytosol

Cytoplasm without organelles

Label This Diagram

The Mitochondria

a - Inner membrane

b - Outer membrane

c - Cristae

d - Matrix

Define the function of the Mitochondria

Supply energy to the cell

Where does respiration occur?

In the mitochondria

Define the function of Ribosomes

Make proteins

What organelles are only found in Plants?

Cell wall

Chloroplasts
Vacuole

Define the function of the cell wall

Support and strengthen the cell

Define the function of Chloroplasts

Photosynthesis

Define the function of the Vacuole

Storage

Define Prokaryotic

Does not have a nucleus

Name an example of a prokaryote

Bacteria

Define Eukaryotic

Does have a nucleus

Name an example of a eukaryote

Animals

Define Unicellular

Organism with one cell

Name a Unicellular organism

Bacteria

Define Multicellular

Organism with many cells

Name a Multicellular organism

Animals