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the process whereby carbon is turned into carbohydrates in plants, and becomes available as an...
the movement of an organism in response to a one-directional source of light when the stimulus...
system using solar panels to convert sunlight into electricity
a main verb plus an adverb, often confused with a preposition, e.g. I ran over your bicycle. He...
a group of words without a finite verb. It must make sense in its context. There are various...
a graphical representation of the evolutionary relationship between taxonomic groups based on...
biological classification group (taxon) for animals that is divided into classes. The plural of...