biology key words 2011 spec

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homeostasis
regulation and maintenance of constant conditions in an organism.
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passive immunity
happens naturally. Important in young as mums pass immunity through breastfeeding.
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gene
specific region of DNA that codes for a particular protein.
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antibody
proteins made by white blood cells to neutralize pathogens.
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anaerobic respiration
respiration that takes place in the absence of oxygen
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clone
a genetically identical offspring of an organism
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muscle
tissue that can contract and relax to produce movement
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artery
a blood vessel that carries blood away from the heart
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evolve
to change naturally over time
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neuron
a specialized cell that transmits electrical impulses when stimulated
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species
a group of organisms capable of breeding fertile offspring
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auxin
a plant hormone that effects the growth and development of a plant
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vasodilation
the widening of blood vessels to let more blood flow
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platelet
a component of blood that allows it to clot
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respiration
the liberation of energy from food
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sprain
a stretch or tear in a ligament
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allele
an alternative version of a gene
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blood pressure
the force of blood exerted on the inside walls of blood vessels
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fuel
a substance that releases energy when burned in the presence of oxygen
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genetic modification
the change in the genetic makeup of an organism
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diffusion
movement of particles from high to low concentration down a concentration gradient
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vein
a type of blood vessel that transports blood towards the heart
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negative feedback
a process in which signal from a receptor instructs an effector to reverse an action
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Other cards in this set

Card 2

Front

happens naturally. Important in young as mums pass immunity through breastfeeding.

Back

passive immunity

Card 3

Front

specific region of DNA that codes for a particular protein.

Back

Preview of the back of card 3

Card 4

Front

proteins made by white blood cells to neutralize pathogens.

Back

Preview of the back of card 4

Card 5

Front

respiration that takes place in the absence of oxygen

Back

Preview of the back of card 5
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