Cell structure as seen using a light microscope Flashcards

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1
Q

What is the protoplasm of a cell made up of in an animal cell?

A

Made up of the nucleus and the surrounding cytoplasm

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2
Q

Where do many of the reactions in a cell take place?

A

In the cytoplasm

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3
Q

What are plant cells enclosed by?

A

They are enclosed by a rigid cell wall made of cellulose.

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4
Q

What is cellulose?

A

It is a strong structural carbohydrate (or polysaccharide) and is the main component of paper and cotton wool.

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5
Q

What does the cell wall give to the cell?

A

It gives the cell strength and makes it less flexible

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6
Q

Why can the cell membrane sometimes not be seen in a plant cell?

A

The cell wall and membrane are often so close that the membrane is not seen clearly.

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7
Q

What do vacuoles in a plant cell contain? What is this made of?

A

A fluid called cell sap. This is a solution of salts, sugars and pigments.

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8
Q

What do plant cells have that animal cells don’t or only have a small size/version of?

A

Vacuoles

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9
Q

What does the vacuole in a plant cell do for it?

A

The vacuole helps to give the cell strength and shape and may also store materials.

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10
Q

What do green plants contain?

A

Structures called chloroplasts. These are the structures in which photosynthesis takes place

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11
Q

Define protoplasm

A

The Protoplasm is all the living materials in a cell outside the nucleus

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