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Gcse Biology > B1 Cells Structure And Transport. > Flashcards

B1 Cells Structure And Transport. Flashcards

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1
Q

Name everything in an animal cell

A

Cell membrane, Ribosomes, Mitochondria, Cytoplasm, Nucleus.

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2
Q

Name everything in a plant cell

A

Cell membrane, Ribosomes, Cellulose, Cell wall, Mitochondria, Cytoplasm, Large permanent vacuole, Chloroplast, Nucleus

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3
Q

Name the parts of a microscope.

A

Eye piece lens (x10), Objective lens (x10) (x20) (x40), Clips, Stage, Coarse focus wheel, Fine focus wheel, light source, Base.

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4
Q

Name the parts of a prokaryotic cell

A

Cell membrane, Slime capsule, Cell wall, Plasmids, flagella, DNA (one circular chromosome), cytoplasm, small ribsome.

  • features that are not always preasent.
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5
Q

Name some eukaryotic cells.

A

Plant, animals, fungi

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6
Q

Name some red blood cell adaptations

A

Biconcave shaped disc
No nucleus
Contains a protine called haemoglobin that binds oxygen molecules.

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7
Q

What are red blood cell functions

A

To transport oxygen around the body

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8
Q

Name some sperm cell adaptations

A

Streamed line to help glide through the body
It has a tail to help it swim easier.

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9
Q

Name the sperm cells function

A

The function is to fertilise the egg to create a fetus

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10
Q

Name some nerve cell adaptations

A

Its long
The axon is insulated to protect it’s self

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11
Q

What is the nerve cell function

A

Its function is to send signals from the brain all over the body

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12
Q

Muscle cell adaptations

A

Layer to strengthen from tears
Strong and flexible to keep it in place

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13
Q

What is the muscles function

A

To help move bones in the body

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14
Q

What are the adaptations of a root hair cell

A

Hamer like so it can stay without having to move
String to it does not tear

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15
Q

What is the function of the root hair cell

A

Block entry of particals getting in the body

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16
Q

What are some xylem cell adaptations

A

Strong and stiff to last against damage
One way system to make sure that noting gets clotted.

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17
Q

What is the function of the xylem.

A

To transport water and minerales all over the body

18
Q

What are some pholem cell adaptations

A

Cylinder like to protect organic molucals in side along with its layers.
Two way system to speed things up

19
Q

What is the function of phloem cells

A

To transport organic molicules through the body

20
Q

What are some adaptions of Photosythetic cells

A

Sturdy rectangle witha fixed shape to thanks to the cell wall use to hold protine for the plant

21
Q

What are some of the functions of photosynthectic cells.

A

To create photosysthsis to help create protine

22
Q

Define diffusion

A

A high concentration of particles to a low concentration.

23
Q

Define net

A

Genral movement in or out.

24
Q

What factors affect diffusion rates

A

Temperature
Increase the gradient
Shorten distance

25
Q

If tea was placed in hot water and cold water which would diffuse quicker

A

Hot water due to more energy.

26
Q

What is a solute

A

A subastance in a solution

27
Q

What is a concentration gradient

A

The diffrence between two areas of concentration

28
Q

What is gas exchange

A

The diffusion of oxygen and carbon dioxide in opposite directions in the lungs

29
Q

What is a diffrent word for dilute in red blood cells

A

Hypotonic

30
Q

What is another word for a concentrated solution in red blood cells

A

Hypertonic

31
Q

What is lysis in red blood cells

A

The deconstruction of the blood cell when it expands

32
Q

What is crenatium in red blood cells

A

When it shrinks

33
Q

What is a word for a even solution

A

Iscetonic

34
Q

What is falccid

A

Drooping or inalastic through lack of water

35
Q

What is turfid

A

Swolen or conjested cells

36
Q

What is plasmolysis

A

Osmosys in plants

37
Q

What are the stages of plasmolysis

A
  1. Normal cells
  2. Inciplent plasmolysis
  3. Evident plasmolysis
  4. Final plasmolysis
38
Q

When does osmosis occur

A

What water from a dilute solution moves to a concentrated solution to a parshly permiable membraine

39
Q

What is the experiment to prove osmosis

A

The egg practical

40
Q

What isnactive transport

A

Active transport is how minirals from watre move around in plant this happeneds against the consentration gradient

41
Q

How do you find surface area

A

Lenth x width x number of sides

42
Q

How do you find the volume

A

Length x width x hight

Gcse Biology (18 decks)

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