Revised Higher Human Biology Unit 11

experimental group – A subject or group of subjects in an experiment that is exposed to the factor or condition being tested.
Grazing – Method of feeding on plants by herbivores.
The source of all energy that living things need – SUNLIGHT
. How does a large charged molecule cross the cell membrane? – With the help of a carrier protein
plasmid – A small ring of DNA that carries accessory genes separate from those of a bacterial chromosome; also found in some eukaryotes, such as yeast.
Climate – Refers to average conditions over long periods
scolex – The head-like structure that houses hooks and suckers on a tapeworm.
Kingdom Protista – Contain one celled eukaryotes such as algae and protozoa.
Study of the skin
How do plants take in nitrogen and what is it then used for? – From nitrates in the soil that are then used for growth.
Applied science – Using knowledge gained through scientific activities to solve problems.
hemophilia – Bleeder's disease; a genetic disorder in which a blood chemical for blood clotting is not produced
glycogen – A polysaccharide; animal starch; branching chains of glucose molecules.
What is the formula for photosynthesis? – Carbon dioxide + Water => (light energy/chlorophyll) Glucose + Oxygen (6CO2 + 6H2O => (light energy/chlorophyll) C6H12O6 + 6O2).
Study оf the skin
Stamen – Male part of the flower. Consists of the anther, which produces pollen, and the filament, which holds up the anther.
Anaerobic respiration – Growing or metabolizing only in the absence of molecular oxygen

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