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NAGCSE Cells, tissues and organs B2.1 +B2.2 > Cells > Flashcards

Cells Flashcards

1
Q

Function of cytoplasm

A

Place where chemical reactions happen

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2
Q

Function of the cell membrane.

A

Controls which substance move into and out of the cell

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3
Q

Function of mitochondria

A

Release energy by respiration

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4
Q

Function of ribosomes

A

Make proteins

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5
Q

Function of chloroplasts

A

Photosynthesis

Absorb light to make food.

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6
Q

What is found in the vacuole?

A

Cell sap

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7
Q

Give two differences between animal and bacterial cells.

A

Bacteria do not have a nucleus.

Bacteria have a cell wall

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8
Q

Name the structures found in a yeast cell

A

Cell wall, Cell membrane, cytoplasm, nucleus

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9
Q

What is the function of a red blood cell?

A

Carry oxygen round the body

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10
Q

How is a red blood cell specialised?

A

No nucleus
Haemoglobin in the cytoplasm - carries the oxygen
Biconcave shape - allows it to squeeze through capillaries

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11
Q

What is a specialised cell?

A

One that has changed shape or structure in order to do a job in the body.

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12
Q

Name the process used to move substances from a high concentration to a low concentration.

A

Diffusion

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13
Q

How can diffusion be made to go faster?

A

Increase temperature

Bigger difference in concentration

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14
Q

Name a gas that diffuses into cells through the cell membrane.

A

Oxygen.

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15
Q

What is a tissue?

A

A group of cells with a similar structure and function

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16
Q

What is the function of muscular tissue?

A

Causes movement.

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17
Q

What is the function of epithelial tissue?

A

Cells that cover part of the body.

18
Q

What is the function of glandular tissue?

A

Makes substances such as enzymes and hormones.

19
Q

What is an organ?

A

A group of different tissues.

20
Q

The stomach contains muscular tissue. What is its function?

A

It churns the food.

21
Q

The stomach contains glandular tissue. What is its function?

A

To make digestive juices.

22
Q

The stomach contains epithelial tissue. What is its function?

A

It covers the outside and inside of the stomach.

23
Q

What is the function of the glands in the digestive system?

A

Make digestive juices.

24
Q

Name two glands in the digestive system.

A

Salivary gland and pancreas

25
Q

What happens in the stomach and small intestine.

A

Digestion

26
Q

What is the function of the liver?

A

Produces bile

27
Q

What happens in the small intestine?

A

Digestion and the absorption of digested food.

28
Q

What happens in the large intestine?

A

Water is absorbed from the digested food to make faeces.

29
Q

Name three plant organs.

A

Stem, root and leaf

30
Q

Name 4 tissues found in plants

A

Mesophyll
Epidermal
Xylem
Phloem

31
Q

What is the function of xylem and phloem?

A

Phloem transports sugar in plants.

Xylem transports water and mineral ions in plants.

32
Q

The function of the nucleus

A

Controls the activity of the cell

33
Q

Name 3 structures found in bacteria cells

A

Cytoplasm, membrane, cell wall

34
Q

Name the chemical found in the cell wall of plant and algae .

A

Cellulose

35
Q

Name the process used to move dissolved substances into and out of cells.

A

Diffusion

36
Q

What is an organ system?

A

A group of organs that perform a particular function.

37
Q

Give an example of an organ system

A

Digestive system

38
Q

Name the organs found in the digestive system

A 
Glands
Stomach
Small intestine
Liver
Large intestine
39
Q

What is the function of a root hair cell?

How is it adapted for this job?

A

Absorbs water and minerals from the soil.

Has a large surface area

40
Q

Put these structure in order (smallest to largest)

Organ system
Tissue
Cell
Organ

A

Cell
Tissue
Organ
Organ system

41
Q

All living things are made of …..

A

Cells

42
Q

What is the function of the nucleus?

A

Controls the activities of the cell.

NAGCSE Cells, tissues and organs B2.1 +B2.2 (1 decks)

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