Selective breeding DNA from diferent biológical sources that has been combined and cultured.
Answer:
C
Explanation:
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The action or process of fertilizing an egg, female animal, or plant, involving the fusion of male and female gametes to form a zygote. The gametes that participate in fertilisation of plants are the sperm (male), and the egg cell, and in flowering plants a second fertilisation event involves another sperm cell and the central cell which is a second female gamete. In flowering plants there are two sperm from each pollen grain.
Th expulsion of a helium nucleus from an atom is called alpha decay. Alpha decay is a type radioactive decay in which an unstable atomic nuclei emits an alpha particle (helium nucleus) and thus transforming an atom with a mass number that is reduced by four and an atomic number that is reduced by two.