B1 Cell Structure & Transport Flashcards

1
Q

Name 3 features a plant cell has that an animal cell doesn’t

A

Cell Wall
Permanent Vacuole
Chloroplasts

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2
Q

What are the functions of ribosomes?

A

Where proteins are made

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3
Q

What is the function of the cell membrane?

A

To control what enters and leaves the cell

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4
Q

What is the function of the nucleus?

A

Contains genes that controls the activities of the cell

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5
Q

What is the function of the mitochondria?

A

Where respiration takes place, releasing energy for cell processes.

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6
Q

What are prokaryotic cells?

A

Bacteria

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7
Q

What is the general term for plants and animal cells?

A

Eukaryotic cells

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8
Q

What features do prokaryotic and eukaryotic cells have in common?

A

Cell membrane

Cytoplasm

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9
Q

Which features do prokaryotic cells have that differ to eukaryotic cells?

A

No nucleus

Surrounded by a cell wall

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10
Q

What is a flagellum?

A

A tail that helps bacteria move

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11
Q

What are plasmids?

A

Extra circles of DNA in prokaryotic cells, containing extra genes not found in chromosomes

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12
Q

What do bacteria have instead of a nucleus?

A

A single chromosomal DNA loop

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13
Q

What is the function of cilia?

A

Ciliated cells line the trachea, using cilia to sweep mucus away from the lungs, sweeping away bacteria

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14
Q

Name 3 specialised animal cells

A

Ciliated Cells
Sperm Cells
Nerve Cells

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15
Q

What is cell differentiation?

A

Cells differentiate in a developing organism in order to form specialised cells

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16
Q

How are root hair cells adapted to their role?

A

A large vacuole to increase the rate of osmosis

Mitochondria to release energy for active transport

17
Q

How are xylem cells adapted to their role?

A

Lignin to provide strength and support
No end walls so water and minerals can flow through the plant easily
Pits that let water and ions move out