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B1,B2,B3,B3 > B1- cell biology > Flashcards

B1- cell biology Flashcards

1
Q

What do plant cells have that animals cells do not?

A

Vacuole

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2
Q

What is the function of the Nucleus?

A

Contains genetic material

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3
Q

What is the function of the Mitochondria?

A

Where most aerobic respiration happens

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4
Q

What is the function of Ribosomes?

A

This is where proteins are made

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5
Q

What is the function of Chloroplasts?

A

Where photosynthesis happens

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6
Q

What is the function of the Cell wall?

A

Supporting the cell

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7
Q

What is the function of the Cell Membrane?

A

Controls what goes in and out of cell

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8
Q

What is the function of a Vacuole?

A

Contains cell sap

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9
Q

What are 3 ways substances can move in and out of cells?

A

Diffusion ,Osmosis, Active Transport

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10
Q

What is diffusion?

A

The movement of particles from where there are lots of them to where there is fewer.

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11
Q

What is osmosis?

A

Osmosis is the diffusion of water from a dilute solution to a concentrated solution through a partially permeable membrane

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12
Q

What is active transport?

A

When substances need to be absorbed from a lower concentration to a higher concentration

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13
Q

Give an example of a EUKARYOTIC cell

A

Animal cell, plant cell

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14
Q

Give an example of a PROKARYOTIC cell

A

Bacterial cell

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15
Q

What is missing in a prokaryotic cell?

A

A nucleus

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16
Q

What is a plasmid?

A

Small rings of extra DNA

17
Q

What is an independent variable?

A

Something that can be changed in an experiment

18
Q

What is a dependent variable?

A

Variable being tested or measured during the experiment

19
Q

What can you use a light microscope to see?

A

Larger things in a cell

20
Q

What can you use an electron microscope to see?

A

Smaller things in a cell

21
Q

Which lens do you start with when you use a microscope? why?

A

Smallest/ lowest magnification- Gives larger field view

22
Q

What is the equation for working out magnification?

A

Magnification = Image size / Real size

23
Q

What is in an animal cell?

A

Nucleus
Cytoplasm
Mitochondria
Cell membrane
Ribosomes

B1,B2,B3,B3 (1 decks)

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