
Explanation of retinol (noun) form: no plural vitamin A
Sample of retinol Retinol is needed for healthy eyesight.
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Explanation of methionine (noun) form: no plural an essential amino acid
Sample of methionine Methionine must be obtained from the diet.
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Explanation of ear wax (noun) form: no plural substance secreted in the outer hearing organ canal by special glands
Sample of ear wax The technical name for earwax is cerumen.
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Explanation of endogenous (adjective) something made by or inside an organ
Sample of endogenous Hormones are endogenous chemicals.
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Explanation of taste buds (noun) form: only plural clusters of receptor cells on the upper surface of the tongue, soft palate, and epiglottis
Sample of taste buds Taste buds are located on the tongue and consist of fourty epithelial cells.
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Explanation of saturated (adjective) forms: more saturated; most saturated; the most saturated containing as much of a substance as possible
Sample of saturated A saturated solution is one where no more solute can be dissolved in it.
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Explanation of secondary lysosome (noun) form plural: secondary lysosomes a cytoplasmic cell organelle that has fused with a vesicle containing matter to be ingested
Sample of secondary lysosome Secondary lysosomes release powerful enzymes.
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Explanation of influenza (noun) form plural: influenzas contagious viral illness that can cause fever; airway problems; muscle pain or more severe symptoms
Sample of influenza Epidemics of influenza may occur which kill a lot of people. When appropriate peptides are added to cultured animal cells the ability of viruses such as measles and influenza virus to infect the cells is considerably reduced
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Explanation of reverse (verb) forms: reversed; reversed; reversing to turn back; to change back
Sample of reverse Scientists continue to search for ways to reverse the aging process.
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Explanation of cerebral cortex (noun) form: no plural outer covering of the cerebrum responsible for consciousness, memory, intellect, voluntary activity and sensory perception
Sample of cerebral cortex The cerebral cortex makes up 40% of the brain by weight.
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