Cell structure 🧫

Question 1

Type of Animal cell with no mitochondria

Answer 1

Red blood cell

Question 2

Name and location of the stage of aerobic respiration that does not occur in the mitochondria

Answer 2

Glycolysis,
Cytosol

Question 3

Name of chemical reaction, involving Acetyl Co.A which does not occur in the mitochondrion

Answer 3

Krebs cycle

Question 4

Number of carbon molecules in acetyl Co.A

Answer 4

2

Question 5

Describe condition where lactic acid is produced during respiration

Answer 5

Oxygen deficiency

Question 6

Distinguish between eukaryotic and prokaryotic cells

Answer 6

Eukaryotic cells have membrane enclosed organelles and a nucleus.
Prokaryotic cells have no membrane enclosed organelles and no nucleus

Question 7

Stain used to examine cells under microscope

Answer 7

Iodine or methylene blue

Question 8

Benefit of using stain to examine cells with microscope

Answer 8

Makes cells more visible

Question 9

Define term tissue

Answer 9

Group of cells working together to carry on the same function

Question 10

Two types of animal tissue

Answer 10

Muscle,
Connective

Question 11

How is connective tissue adapted to carry out its function

Answer 11

Strong yet flexible

Question 12

How is muscle tissue adapted to carry out its function

Answer 12

Contract and relax

Question 13

Define Tissue culture

Answer 13

Growth of cells, in vitro, on a sterile nutrient medium

Question 14

Three applications of tissue culture

Answer 14

Micropropagation,
Skin grafts,
IVF

Question 15

Three processes where molecules can move through cell membranes

Answer 15

Osmosis, diffusion, active transport

Question 16

Why organelles involved in aerobic respiration is found in different amounts in different cells

Answer 16

Cells need different amount of energy

Question 17

Organelle that has genetic material

Answer 17

Mitochondrion

Question 18

Function of named tissue in plants

Answer 18

Vascular tissue,
Transports minerals and water to different parts of the plant
Xylem:
Phloem:

Question 19

Function of named tissue in animals

Answer 19

Muscle tissue,
Contracts and and relaxes

Question 20

Two requirements for successful tissue culture

Answer 20

Nutrients, suitable temperatures

Question 21

One way vascular tissue is adapted to carry out its function

Answer 21

Has xylem and phloem

Question 22

How you obtained sample of cells in experiment

Answer 22

Rubbed inside cheek with swab

Question 23

How coverslip is used

Answer 23

Coverslip lowered at a 45 degree angle

Question 24

Why coverslip is used

Answer 24

To protect sample from drying out

Question 25

Location of cell membrane in plant cells

Answer 25

Immediately inside cell wall

Question 26

Selectively permeable

Answer 26

Only some us are allowed through

Question 27

Structure by which amoeba gets rid of excess water that has entered by osmosis

Answer 27

Contractile vacuole

Question 28

Name a molecule and give a precise location at which it diffuses in the human body

Question 29

What are the walls of xylem vessels reinforced with

Answer 29

Lignin

Question 30

Explain biological basis for the use of high sugar or high salt concentrations in the preservation of food

Answer 30

Bacteria loose water by osmosis

Question 31

Function of ribosome

Answer 31

Protein synthesis, Makes proteins

Question 32

Function of cell membrane

Answer 32

Selectively permeable