A gardener takes pollen from one orchid flower and uses it to pollinate a flower on another orchid plant. What method is this a part of
O A Genetic Engineering
OB. Artificial Selection
oc Natural Selection
D. Mutation

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Explanation:

humans can cause extinction of a species through overharvesting, pollution, habitat destruction, introduction of invasive species (such as new predators and food competitors), overhunting, and other influences. explosive, unsustainable human population growth is an essential cause of the extinction crisis.

explanation:

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enzyme active site and substrate specificity

enzymes bind with chemical reactants called substrates. there may be one or more substrates for each type of enzyme, depending on the particular chemical reaction. in some reactions, a single-reactant substrate is broken down into multiple products