Biology Key Words

Front 1

Absorption

Back 1

The movement of nutrients from alonentary canal into blood

Front 2

Acrosome

Back 2

Structure that contains digestive enzymes in the head

Front 3

Active immunity

Back 3

Long term defence against a pathogen by antibody production

Front 4

Active site

Back 4

Part of an enzyme molecules which substrates temporary binds

Front 5

Active transport

Back 5

Movement of molecules or ions through a cell membrane from a region of lower concentration to higher concentration.

Against concentration gradient using energy from respiration

Front 6

Adaptation

Back 6

Process resulting from natural selection which populations become more suited to their environment over many generations

Front 7

Adrenaline

Back 7

A hormone secreted by the adrenal by the adrenal glands which prepares body for fight or flight

Front 8

Aerobic respiration

Back 8

Chemical respiratiin that take place in mitochondria which use oxygen to break down glucose to release energy for respiraton

Front 9

AIDS

Back 9

Disease caused by HIV which destroys white blood cells reduces ability to defend other pathaogen

Front 10

Deconposer

Back 10

Organism that gets energy from dead waste

Front 11

Goblet cells

Back 11

cells found in the lining (epithelium) of the respiratory passages and digestive system, which secrete

mucus

Front 12

Lignin

Back 12

Hard strong water proof that forms walls of the xylem vessels

Front 13

Auxin

Back 13

Plant hormone made on the tip causes cell to elongate

Front 14

Alleles

Back 14

Alternative form of the genes

Front 15

Benedict's solution:

Back 15

blue liquid that turns orange-red when heated with reducing sugar

Front 16

Atrioventricular valve

Back 16

A valve between an atrium and ventricle in the heart without backflow

Front 17

Buffer solution

Back 17

Liquid that keeps the ph steady

Front 18

Cervix

Back 18

Narrow opening from uterus to vagina

Front 19

Cones

Back 19

Receptors in the retina that are sentive to light of different colors

Front 20

Continuous variation

Back 20

Height , no fixed point

Front 21

Conarary arteries

Back 21

Artery that delivers oxygenated blood to heart muscles

Front 22

Cross pollination

Back 22

the transfer of pollen grains from the anther of a flower to the stigma of a flower on a different plant of the same species

Front 23

DCPIP

Back 23

Purple liquid that becomes colorless when mixed with Vitamin c

Front 24

Deamination

Back 24

The removal of nitrogen from amino acids to form urea

Front 25

Alveoli

Back 25

Tiny filled air sacs in the lungs where where gas exchange games place

Front 26

Cellulose

Back 26

Carbohydrate that forms long fibres and make cell walls of plants

Front 27

Denitrification

Back 27

Nitrate ions to nitrogen

Front 28

Deconposer

Back 28

Organism that gets energy from dead waste

Front 29

Diffusion

Back 29

Net movement of particles from a region with higher concentration to lower.

Front 30

Diploid

Back 30

Having two complete set of chromosomes

Front 31

Egestion

Back 31

The removal of undigested food from the body

Front 32

Emusilfies

Back 32

Breakdown of fat to smaller droplet to mix with watery liquid

Front 33

Fertilisation

Back 33

the fusion of the nuclei of two gametes

Front 34

Fibrinogen

Back 34

Soluble protein in blood plasma

Front 35

Fibrin

Back 35

Insoluble protein formed form fibrinogen when blood vessels r damaged

Front 36

Bile

Back 36

an alkaline fluid produced by the liver, which helps with fat digestion

Front 37

Fovea

Back 37

the part of the retina where cone cells are very tightly packed; this is where light is focused when you look directly at an object

Front 38

gamete:

Back 38

a sex cell; a cell with half the normal number of chromosomes, whose nucleus fuses with the nucleus of another gamete during sexual reproduction

Front 39

gene:

Back 39

gene: a length of DNA that codes for one protein

Front 40

Glomeruli

Back 40

Little network of blood capillaries whr blood is filtered

Front 41

Glucagon

Back 41

Hormone secreted by pancreas increases blood sugar

Front 42

Goblet cells

Back 42

cells found in the lining (epithelium) of the respiratory passages and digestive system, which secrete

mucus

Front 43

Hepatic portal vein

Back 43

Blood vessels that carries blood from small intestine to liver

Front 44

High water potential

Back 44

Area with lots of water molecules diluted

Front 45

Homeostatis

Back 45

The maintenance of a constant internal environment

Front 46

Homozygous

Back 46

Having 2 identical alleles

Front 47

Biotechnology

Back 47

Using organism , usually microorganism to produce required substance

Front 48

Host

Back 48

Organism which pathogen lives and reproduce

Front 49

Hypothamus

Back 49

Part of brain that involves controling body temp

Front 50

Intercostal muscles

Back 50

Raise lower ribs when contract

the external intercostals facilitate forced inspiration, while the internal and innermost intercostals aid forced expiration

Front 51

Iris

Back 51

Colored part of eye that contains muscle to size of pupil

Front 52

Iris reflex

Back 52

Automatic response in change in light intensity

Front 53

Keratin

Back 53

Protein that forms hair

Front 54

Natural selection

Back 54

process in which individuals with advantageous features are more likely to survie reproduce and pass on their alleles to the next generation

Front 55

Photosynthesise

Back 55

Process which plants synthesis carbohydrate from raw material using energy from light

Front 56

Auxin

Back 56

Plant hormone made on the tip causes cell to elongate

Front 57

Conarary arteries

Back 57

Artery that delivers oxygenated blood to heart muscles

Front 58

gamete:

Back 58

a sex cell; a cell with half the normal number of chromosomes, whose nucleus fuses with the nucleus of another gamete during sexual reproduction

Front 59

Lh

Back 59

Causes ovulation to happen

Front 60

Pecitase

Back 60

Enyme used to digest pectin for juices

Front 61

Auxin

Back 61

Plant hormone made on the tip causes cell to elongate

Front 62

Egestion

Back 62

The removal of undigested food from the body

Front 63

Host

Back 63

Organism which pathogen lives and reproduce

Front 64

Net movement

Back 64

Overall I average movement

Front 65

Reflex arc

Back 65

Sensory , relay , motor

Front 66

Auxin

Back 66

Plant hormone made on the tip causes cell to elongate

Front 67

Alleles

Back 67

Alternative form of the genes

Front 68

Benedict's solution:

Back 68

blue liquid that turns orange-red when heated with reducing sugar

Front 69

Atrioventricular valve

Back 69

A valve between an atrium and ventricle in the heart without backflow

Front 70

Buffer solution

Back 70

Liquid that keeps the ph steady

Front 71

Cervix

Back 71

Narrow opening from uterus to vagina

Front 72

Cones

Back 72

Receptors in the retina that are sentive to light of different colors

Front 73

Continuous variation

Back 73

Height , no fixed point

Front 74

Conarary arteries

Back 74

Artery that delivers oxygenated blood to heart muscles

Front 75

Cross pollination

Back 75

the transfer of pollen grains from the anther of a flower to the stigma of a flower on a different plant of the same species

Front 76

DCPIP

Back 76

Purple liquid that becomes colorless when mixed with Vitamin c

Front 77

Deamination

Back 77

The removal of nitrogen from amino acids to form urea

Front 78

Alveoli

Back 78

Tiny filled air sacs in the lungs where where gas exchange games place

Front 79

Cellulose

Back 79

Carbohydrate that forms long fibres and make cell walls of plants

Front 80

Denitrification

Back 80

Nitrate ions to nitrogen

Front 81

Deconposer

Back 81

Organism that gets energy from dead waste

Front 82

Diffusion

Back 82

Net movement of particles from a region with higher concentration to lower.

Front 83

Diploid

Back 83

Having two complete set of chromosomes

Front 84

Egestion

Back 84

The removal of undigested food from the body

Front 85

Emusilfies

Back 85

Breakdown of fat to smaller droplet to mix with watery liquid

Front 86

Fertilisation

Back 86

the fusion of the nuclei of two gametes

Front 87

Fibrinogen

Back 87

Soluble protein in blood plasma

Front 88

Fibrin

Back 88

Insoluble protein formed form fibrinogen when blood vessels r damaged

Front 89

Bile

Back 89

an alkaline fluid produced by the liver, which helps with fat digestion

Front 90

Fovea

Back 90

the part of the retina where cone cells are very tightly packed; this is where light is focused when you look directly at an object

Front 91

gamete:

Back 91

a sex cell; a cell with half the normal number of chromosomes, whose nucleus fuses with the nucleus of another gamete during sexual reproduction

Front 92

gene:

Back 92

gene: a length of DNA that codes for one protein

Front 93

Glomeruli

Back 93

Little network of blood capillaries whr blood is filtered

Front 94

Glucagon

Back 94

Hormone secreted by pancreas increases blood sugar

Front 95

Goblet cells

Back 95

cells found in the lining (epithelium) of the respiratory passages and digestive system, which secrete

mucus

Front 96

Hepatic portal vein

Back 96

Blood vessels that carries blood from small intestine to liver

Front 97

High water potential

Back 97

Area with lots of water molecules diluted

Front 98

Homeostatis

Back 98

The maintenance of a constant internal environment

Front 99

Homozygous

Back 99

Having 2 identical alleles

Front 100

Biotechnology

Back 100

Using organism , usually microorganism to produce required substance

Front 101

Host

Back 101

Organism which pathogen lives and reproduce

Front 102

Hypothamus

Back 102

Part of brain that involves controling body temp

Front 103

Intercostal muscles

Back 103

Raise lower ribs when contract

the external intercostals facilitate forced inspiration, while the internal and innermost intercostals aid forced expiration

Front 104

Iris

Back 104

Colored part of eye that contains muscle to size of pupil

Front 105

Iris reflex

Back 105

Automatic response in change in light intensity

Front 106

Keratin

Back 106

Protein that forms hair

Front 107

Lacteals

Back 107

Small vessel that absorb fatty acid and glycerol in small intestine

Front 108

Lh

Back 108

Causes ovulation to happen

Front 109

Lignin

Back 109

Hard strong water proof that forms walls of the xylem vessels

Front 110

Lymphocytes

Back 110

White blood cells that secretes antibodies

Front 111

Biuret reagant

Back 111

Blue solution that turns purple purple when mixed with amino acid or proteins

Front 112

Mammary gland

Back 112

Mammals which produces milk to feed young

Front 113

Meiosis

Back 113

Division of diploid nuclear to form 4 haploid genetically different offspring

Front 114

mRNA

Back 114

Molecule that carries a copy of information on DNA to ribosome to use for protein synthesis

Front 115

Motor neuron

Back 115

Neuron that transmit electrical impulse from cns to effector

Front 116

Natural selection

Back 116

process in which individuals with advantageous features are more likely to survie reproduce and pass on their alleles to the next generation

Front 117

Set point

Back 117

Normal value

(Negative feedback)k away from set point

Front 118

Net movement

Back 118

Overall I average movement

Front 119

Nitrification

Back 119

Converting ammonia ion to nitrate ions

Front 120

Nitrogen fixation

Back 120

Nitrogen gas to nitrate ions

Front 121

Nucleotides

Back 121

Molecules that are linked together to make up a DNA

Front 122

Bronchiole

Back 122

Small tube that takes air from trachea to lungs

Front 123

Organ and organ system ovulat

Back 123

Organ- a group of tissue that works tgt to perform a particular function

Organ system several organ work tgt to perform a particular function

Front 124

Ovulation

Back 124

The release of egg from an ovary

Front 125

Pecitase

Back 125

Enyme used to digest pectin for juices

Front 126

Phagocytosis

Back 126

Taking bacteria or other small structures into cytoplasm and digesting them with enzymes

Front 127

Photosynthesise

Back 127

Process which plants synthesis carbohydrate from raw material using energy from light

Front 128

Prokaryote

Back 128

Organsim cell that does not have a nucleus

Front 129

Protocitist

Back 129

Single called organism or very similar cell

Front 130

Pulumentary artery

Back 130

Carries deoxygenated blood from the right ventricle to the lungs

Front 131

Pulmonary veins

Back 131

The veins that carries oxygenated blood from the lungs to the left atrium

Front 132

red blood cells:

Back 132

biconcave blood cells with no nucleus, which transport oxygen

Front 133

Aorta

Back 133

Largest artery that recives oxygenated blood

Front 134

Rectum

Back 134

the second part of the large intestine, where fasces are produced and stored

Front 135

Reflex arc

Back 135

Sensory , relay , motor

Front 136

Refraction

Back 136

Bending light rays

Front 137

Semilunar valves

Back 137

Prevents backflow of blood from ventricle to arteries

Front 138

Sexual reproduction

Back 138

Fusion of two gamates to form a zygote and production of offspring genetically diff from each other

Front 139

Scrotum

Back 139

Sac that contains testis

Front 140

Asexual reproduction

Back 140

Process resulting genetically identical offspring from parents

Front 141

Assimilation

Back 141

The uptake and use of nutrients in cells

Front 142

Auxin

Back 142

Plant hormone made on the tip causes cell to elongate