Aqa B2 Biology (Svs)

Front 1

Active Site

Back 1

The location where a substrate binds to an enzyme

Front 2

Active Transport

Back 2

Uses energy to transport substances against a concentration gradient

Front 3

Aerobic

Back 3

Uses Oxygen

Front 4

Allele

Back 4

Different form of the same gene

Front 5

Biomass

Back 5

Amount of biological material

Front 6

Carnivore

Back 6

Meat-eater

Front 7

Catalyst

Back 7

Speeds up reactions

Front 8

Cellulose

Back 8

The chemical cell walls are made from

Front 9

Chlorophyll

Back 9

Green pigment in chloroplasts

Front 10

Chloroplast

Back 10

Where photosynthesis happens

Front 11

Differentiated

Back 11

A cell that has become specialised for a particular role

Front 12

Chromosome

Back 12

A section of DNA

Front 13

Combustion

Back 13

The process of burning

Front 14

Consumer

Back 14

Something that eats something else

Front 15

Cytoplasm

Back 15

Jelly-like substance in cells. Where reactions happen

Front 16

Decay

Back 16

To break down into smaller parts

Front 17

Decomposer

Back 17

Micro-organisms that break down material into simple molecules

Front 18

Denature

Back 18

Protein structure of enzyme broken down so enzyme cannot work

Front 19

Detritus

Back 19

Waste material

Front 20

Diabetes

Back 20

A condition where your blood glucose level is hard to maintain

Front 21

Diffusion

Back 21

When particles move from a high to a low concentration

Front 22

Digestion

Back 22

The breaking down of food into smaller soluble molecules

Front 23

Dominant

Back 23

Characteristic that shows up in offspring even if 1 allele is present

Front 24

Emulsify

Back 24

Break down large droplets (e.g. fats and oils) into smaller ones

Front 25

Enzyme

Back 25

Biological catalysts

Front 26

Epidermis

Back 26

The top and bottom layer on leaves

Front 27

Fertilisation

Back 27

When a male and female gamete join

Front 28

Gene

Back 28

The unit of inheritance (part of a chromosome)

Front 29

Glucagon

Back 29

Hormone that converts glycogen to glucose in the Liver

Front 30

Glycogen

Back 30

Carbohydrate store

Front 31

Herbivore

Back 31

Only eats plants

Front 32

Homeostasis

Back 32

The balance of internal conditions

Front 33

Inheritance

Back 33

How we get some features from our parents

Front 34

Insoluble

Back 34

Does not dissolve

Front 35

Insulin

Back 35

Hormone that controls the removal of glucose from your blood

Front 36

Iodine

Back 36

used to test for Starch (goes blue/black if starch is there)

Front 37

Limiting Factor

Back 37

A factor that will prevent the rate of photosynthesis being the highest possible

Front 38

Lipids

Back 38

Fats and OIls

Front 39

Magnesium

Back 39

Needed by plants to make chlorophyll

Front 40

Meiosis

Back 40

2 stage Sexual cell division. Forms 4 daughter cells with half number of chromosomes

Front 41

Mendel

Back 41

Performed experiments with Peas. Came up with the idea of dominant and recessive

Front 42

Mitochondria

Back 42

The site of aerobic respiration (energy released)

Front 43

Mitosis

Back 43

Asexual cell division forming 2 identical daughter cells

Front 44

Nitrates

Back 44

Needed by plants to make proteins

Front 45

Osmosis

Back 45

Movement of WATER from a high to a low concentration across a partially permeable membrane

Front 46

Palisade Cell

Back 46

Long thin cell in Leaves - contain chloroplasts

Front 47

Pancreas

Back 47

Organ that releases 2 hormones, Glucagon and Insulin, Glucagon and Insulin

Front 48

Phloem

Back 48

Living ‘Tubes’ that transport sugars around the plant

Front 49

Photosynthesis

Back 49

Process that converts light energy, CO2, and water into Glucose and Oxygen

Front 50

Producer

Back 50

A green plant

Front 51

Pyramid of biomass

Back 51

Shows how the amount of biological material decreases as you move up a food chain

Front 52

Recessive

Back 52

Characteristic only shows up in offspring if BOTH alleles are present

Front 53

Respiration

Back 53

Process that uses glucose and oxygen to form CO2, Water and releases energy

Front 54

Ribosome

Back 54

Where proteins are made in cells

Front 55

Soluble

Back 55

Will dissolve

Front 56

Starch

Back 56

Plants store glucose in this form

Front 57

Stem Cell

Back 57

A cell that has not become specialised

Front 58

Stomata

Back 58

the ‘holes’ or ‘valves’ in leaves that allow gases to enter and leave

Front 59

Thermoregulatory Centre

Back 59

Part of the brain that controls response to changing temperature

Front 60

Urea

Back 60

Produced by the Liver due to the breakdown of excess amino acids

Front 61

Vacuole

Back 61

Gives cell support. Provides a storage area for plants (e.g Starch)

Front 62

Xylem

Back 62

Non-living ‘tubes’ that transport water and dissolved minerals around plants