Cells facts Flashcards

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1
Q

What are cells

A

Cells are the basic building blocks of all living things.

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2
Q

What do human cells do

A

They provide structure for the body, take in nutrients from food, then convert those nutrients to energy

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3
Q

Where do you find cells?

A

In every living thing

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4
Q

What do red blood cells do?

A

They carry oxygen to the body’s tissues in exchange for carbon dioxide.

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5
Q

How many pairs of chromosome cells have.

A

23 pairs ( half mum half dad)

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6
Q

What does the nucleus do?

A

Controls everything the cell does. Contains all the information to produce a new living organism.

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7
Q

What does cytoplasm do?

A

Where chemical reactions take place.

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8
Q

A group of cells carrying out the same job is called

A

Tissue

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9
Q

What does cell membrane do?

A

Controls what passes in and out of the cell.

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10
Q

What does cell wall do?

A

Made of cellulose, which gives a plant cell strength and support .

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11
Q

What’s a vacuole?

A

Contains a weeks solution of salt and sugar, called cell sap.

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12
Q

What’s chloroplasts?

A

Contains a green substance called chlorophyll. This absorbs the suns energy so that the plant can make its own food by photosynthesis.

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13
Q

Why do palisade cells contain so many chloroplasts?

A

To absorb sunlight for photosynthesis.

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14
Q

A red blood cell is an animal cell, but what feature does it not have that all other animals cells have?

A

Nucleus

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15
Q

What is the function of the red blood cell?

A

Carry oxygen

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16
Q

What’s the function of a cell wall?

A

For strength and support of the plant cell.

17
Q

What’s the function for chloroplasts?

A

Absorbs sunlight through photosynthesis.

18
Q

Name 3 specialized plant cells.

A

Sperm cells, egg cells, nerve cell.

19
Q

Where does photosynthesis usually take place?

A

The leaf.