Does Lactaid act as lactase in the breakdown of lactose into glucose and galactose?
Rocks and dirt, remember even if it died it still counts as binary.
I think it is I because it is at the top of the cart
The enzymatic breakdown of large molecules into their basic building blocks is <u>Mechanical Digestion </u>.
The answer is D. The natural selection is a theory which illustrates the gradual process of evolution in the population due to the change of environment. The key point is the mutation (variation) exists in the population before the environment changing. For C, if the environment does not change, though the adaptation is useful to environment, it will not be selected. Because the organisms without the adaptation will not die.
