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17 Cards in this Set
- Front
- Back
Adaptations
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Features that appear to equip an organism for survival in a particular habitat.
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Aldosterone
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Hormone produced by the adrenal cortex; acts on kidney tubules to stimulate sodium ion reabsorbtion.
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Behavioural features
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Activities that animals perform in response to internal and external stimuli.
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Central nervous system
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In vertebrates, the brain and spinal cord.
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Cochlea
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Fluid-filled coiled tube in the inner ear containing fine hairs that can detect sound vibrations and which leads to the auditory nerve.
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Conduction
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Transfer of heat between two materials that are in direct contact with each other.
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Cuticle
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Waxy layer on the outer side of epidermal cells; waxy outer layer on leaves.
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Endothermic
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Organism whose body heat is generated from internal metabolic sources.
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Evaporation
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Loss of water in vapour form from the surface of a body of water.
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Glucose
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A six-carbon sugar; a common monosaccharide
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Homeothermic
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Refers to an organism that is able to maintain an internal body temperature within a narrow range.
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Hormones
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In animals, chemicals produced in endocrine glands, that are released into and transported via the bloodstream to other parts of the body where they act.
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Humidity
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Measure of the amount of water vapour in the atmosphere.
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Osmosis
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Net movement of water across a partically permeable membrane without an input of energy and down a conterntration gradient.
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Phyllodes
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Leaf-like structures derived from a petiole. (stem of a leaf)
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Pituitary
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Endocrine gland attached to the hypothalamus, influences the production of thyroxin by the thyroid.
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Spinal cord
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Dorsal nerve cord within the vertebral column that together with the brain and associated nerves makes up the central nervous system.
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