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CORE BIOLOGY
Diet: Carbohydrates, fats and proteins = release energy and to build cells. Mineral ions and
vitamins.
Metabolic Rate: The rate chemical reactions in cells are carried out. Affected = activity/ muscle to
fat


Pathogens: Bacteria and viruses may produce toxins. Viruses damage cells where they reproduce.
White blood…

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The Nervous System: Enables humans to react to their surroundings and coordinate their
behaviour.
Receptors: Cells that detect stimuli. Eyes = Light. Ears = Sound and Position (For
Balance)
Tongue And Nose = Chemicals Skin = Touch, Pressure, Pain and to Temperature
Changes.
Neurones: Pass information from receptors to the…

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IVF: Inject Mother FSH and LH to stimulate the maturation of several eggs. The eggs are collected
from the mother and fertilised by sperm from the father. The fertilised eggs develop into embryos.
At the blastocyst or cleavage stage, one or two embryos are inserted into the mother's uterus .…

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Not Accepted: Challenged the idea of God, insufficient evidence, genetics were not well
understood.
Natural Selection: Random mutations, more live, reproduce, passed on to next generation
Gametes: Sex cells from which the offspring develop. Have 23 chromosomes each, half the usual.
Sexual Reproduction: Fusion of male and female gametes. This…

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