Topic 2.1 Eukaryotic Cells

Question 1

Membrane

Answer 1

Controls what goes in and out of the cell

Question 2

The protoplasm

Answer 2

The light in the microscope to observe cells

Question 3

The nucleus

Answer 3

Made of of DNA and is usually the largest organelle and controls chemicals that can pass in and out of the cell

Question 4

Mitochondria

Answer 4

Powerhouse of the cell. It has its own genetic material

Question 5

Centrioles

Answer 5

Near the nucleus.

Question 6

Cytoskeleton

Answer 6

Made up of microfilmemts

Question 7

Vacuoles

Answer 7

Not a permanent feature in animal cells can be form and lost as needed

Question 8

Protoplasm

Answer 8

Cytoplasm and nucleus combined

Question 9

Ultra structure

Answer 9

Detailed organisation only visible in an electron microscope

Question 10

Intracellular

Answer 10

Inside the cell

Question 11

Chromation

Answer 11

Combined DNA bonded in the protein nucleus

Question 12

Cristate

Answer 12

Innor membrane mitochondria large surface area for aerobic respiration

Question 13

Eubacteria

Answer 13

True bacteria

Question 14

Spindle

Answer 14

Over lapping protein microtubes running length of the cell

Question 15

Microfiliments

Answer 15

Protein fibres that make up the structure of the sk cytoskeleton

Question 16

Microtubes

Answer 16

Tiny protein tubes

Question 17

80s ribosome

Answer 17

Ratio 1:1

Question 18

70 ribosomes

Answer 18

RNA:70 ribosomes
2:1

Question 19

Rough endoplasmic

Answer 19

Secrete materials produces enzymes wmd found in the gut

Question 20

Smooth endoplasmic

Answer 20

Found in the liver and involved in synthesis and transport and helps cholesterol

Question 21

Golgi apparatus

Answer 21

Close link but not joined to the RER. Tracked throughout the body and protein is bought here

Question 22

Lysosomes

Answer 22

Warm out cells are distorted. Found in the cytoplasm and can self destruct

Question 23

Exocytosis

Answer 23

Energy reducing prosess with cell membrane released to the outside of the cell

Question 24

Apoptosis

Answer 24

Cell suicide

Question 25

Cell membrane

Answer 25

Makes walls flexible and a primary wall structure

Question 26

Plasmodesmata

Answer 26

Like a door so the cells can communicate with one another

Question 27

Suberin

Answer 27

Cellulose cell walls cork tissue that makes then impermeable

Question 28

Lignin

Answer 28

Cell wall in wood that makes it impermeable

Question 29

Middle lamella

Answer 29

First layer of plant cell go be formed when plant cell divides

Question 30

Pectin

Answer 30

Polysaccharide that’s holds the cell wall of the neighbouring plant cell together

Question 31

Primary cell wall

Answer 31

Very flexible plant cell to form cellulose

Question 32

Secondary cell wall

Answer 32

Order plant cell in the cellulose hsve built up different angles

Question 33

Plasmodesmata

Answer 33

Cytoplasmic between the plants cells that allows the to communicate with one another

Question 34

Symplasts

Answer 34

All the material contains with the surface in the cell membrane

Question 35

Permanent vacuoles

Answer 35

Filled with sap and water is moved by osmosis kept ridged by the cytoplasm against the cell wall of

Question 36

Chloroplast

Answer 36

Contain chlorophyll. Makes plants photosynthesis, not all plants contain chloroplast

Question 37

Amyloplasts

Answer 37

Develop leucoplasts, colourless and can be converted into glucose

Question 38

Cell sap

Answer 38

Aqueous solution that is filles the permanent vacuole

Question 39

Tonoplasts

Answer 39

Specialised membrane that controls movement

Question 40

Tissue

Answer 40

Epithelial tissue Connective tissue Muscle Tissue Nurveous tissue

Question 41

Organs

Answer 41

A group of tissue grouped together into a structure e.g heart, brwin

Question 42

Systems

Answer 42

A group of organisms working together. E.g digestive system