Artificial selection, also selective breeding occurs when humans breed individuals that have specific characteristics that they want to manipulate.
I think it’s loss of ozone layer
In exothermic reactions, the products have higher energy than the reactants, and in endothermic reactions, the reactants have higher energy than the products.
A) 100% EEFF
b) 50% Ef, 50% ef
c) 100% ef
d) 25% Fe, 25% EF, 25% Ef, 25% ef