Cells Flashcards

(39 cards)

1
Q

What are the five characteristics of all living things

A
Movement
Reproduction
Eat or make food 
Grow and develop
Made up of more than one cell
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2
Q

What size are organelles

A

Very small

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3
Q

Where are organelles found

A

Throughout the cytoplasm

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4
Q

What are organelles surrounded by

A

Membrane

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5
Q

What are three similarities between plant and animal cells

A

Both have a cell membrane surrounding the cytoplasm
Both have a nucleus
Both have a mitochondria, golgi, ribosomes, endoplasmic reticulum

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6
Q

Where is the ciliated epithelial found

A

Nose lining, windpipe and lungs

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7
Q

What is the function of the ciliated epithelial

A

Move and carry dust and germs away

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8
Q

How has the ciliated epithelial adapted

A

Have tiny hairs (cilia)

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9
Q

Where are sperm cells found

A

Testes of a male

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10
Q

What is the function of sperm cells

A

Carry DNA to the egg for fertilisation

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11
Q

How have sperm cells adapted

A

Tail for swimming

Chemicals to dissolve ovum’s membrane

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12
Q

Where are root hair cells found

A

Surface of plant roots

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13
Q

What is the function of root hair cells

A

Increase root’s surface area to absorb more water and minerals

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14
Q

How have root hair cells adapted

A

Long, thin parts

Thin cell walls allow water and nutrients to pass from soil into the root

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15
Q

Where are palisade cells found

A

Upper surface of the leaf

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16
Q

What is the function of palisade cells

A

Trap sunlight during photosynthesis

17
Q

How have palisade cells adapted

A

Long and shaped like cylinders
Contain chloroplasts
Large surface area to increase area for gaseous exchange

18
Q

What is a cell

A

The basic unit of all living organisms

19
Q

What is the cell membrane

A

Thin layer which holds the cell together and gives it its shape. Controls movement of substances in and out of cells

20
Q

What is a semi-permeable membrane

A

Membrane that allows certain things in and out and keeps molecules in

21
Q

What is the clear jelly-like substance in cells

22
Q

What are the two parts that the protoplasm can be divided into

A

Cytoplasm and Nucleus

23
Q

What is the cytoplasm

A

Part of the protoplasm that lies outside of the nucleus

24
Q

What is the nucleoplasm

A

Part of the protoplasm that lies inside the nucleus

25
What is the nucleus
Round or oval structure in the cytoplasm that controls the vital functions of the cell
26
Where are chromosomes found
Inside the nucleus
27
What is the Nuclear envelope
Double membrane | Contains pores that control the passage of ions, molecules and RNA between the nucleoplasm and the cytoplasm
28
What is the Nucleoplasm
Semi-solid liquid inside the nucleus where you find chromatin and the nucleus
29
What is the fluid inside the mitochondria called
The Matrix
30
What is the mitochondria known as
The Power Plant of the cell
31
What is the function of the mitochondria
Produces energy in cellular respiration
32
What is the difference between the cell wall in a plant cell vs an animal cell
Plant cell - Non-living, made of cellulose | Animal Cell - No cell wall
33
What is the difference between the cell membrane of a plant cell vs animal cell
Plant - Lines inside of cell wall | Animal - Surrounds the cell
34
What is the difference between the vacuole in a plant cell vs animal cell
Plant - Usually large or a few small ones | Animal - Usually none or if present a small one
35
Difference in chloroplasts in a plant cell vs an animal cell
Plant - Present | Animal - Absent
36
Difference in shape of a plant cell vs animal cell
Plant - Regular | Animal - Irregular
37
What are the three main differences between unicellular and multicellular organisms
Unicellular - Single Cell, One cell carries out all processes, Injury of cell can cause death to the organism Multicellular - Many cells, Different cells are specialized for different functions, Injury or death of some cells doesn't affect organism
38
What is type of cell is a plant cell
Prokaryote
39
What type of cell is an animal cell
Eukaryote