Energy is stored in the organelle mitochondria and is released by the process of ATP. Usually the release of energy can be evident by the appearance of respiration.
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Answer:
Genetic variation is caused by:
mutation
random mating between organisms
random fertilization
crossing over (or recombination) between
chromatids of homologous chromosomes during
meiosis
Jet streams-Are fast flowing, narrow air currents found in the atmospheres of some planets, including earth.
Global wind belts-Are formed by 2 main factors which is the unequal heating of the earth by sunlight and the earths spin.