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the first step of cellular respiration in which glucose is converted to pyruvic acid with small...
specialised cells which secrete mucus, usually found together with columnar epithelium and...
an organelle that occurs in the cytoplasm of both plant and animal cells. It is made from stacks...
the dramatic increases in crop production around the world from the second half of the twentieth...
a structure made mostly of glass, in which temperature and humidity can be controlled for the...
the trapping of the sun's heat energy by certain gases in the atmosphere, e.g. carbon dioxide...
atmospheric gases, especially carbon dioxide, methane, nitrous oxide, ozone and water vapour,...
waste water from sinks, washing machines, dishwashers, showers and baths, which can be used for...
tissue that makes up the majority of the plant body and performs various functions.