Choose all the answers that apply.
fertilization
is the union of an egg and sperm cell
results in a new cell with half the chromosomes of a gamete
combines the chromosomes from two gametes
can occur inside or outside the body
is necessary for sexual reproduction

primary succession occurs in essentially lifeless areas regions in which the soil is incapable of sustaining life as a result of such factors as lava flows, newly formed sand dunes, or rocks left from a retreating glacier. secondary succession occurs

the cells uses some of the atoms of the glucose molecules to atp molecules. the atoms of the glucose molecules will then be converted into energy which will be eventually stored in atp. the energy produced which are stored in atp are coming from the glucose’s chemical bonds.

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