D
B makes no sense
C makes so sense as variation causes natural selection so if they were all the same natural selection wouldnt happen
A isnt right
the answer is D as the organisms must have some variation in order to be different enough and less/more well adapted to their habitat in order for the less well adapted ones to die- and the more well adapted ones to live and pass on advantageous alleles/genes
Answer:
They are each made of matter. Some are compounds made of one type of element. Some are pure atoms.
Explanation:
Matter refers to the particle which has inertia and takes up physical space. As per modern physics, the matter is made up of different types of particulates, each with its mass and size. elements are consist of only one type of atom and can exist as either atoms or molecules whereas compound is incorporated of two or more different elements that are bound together, chemically. As per the question silver is an element while others are examples of compounds and they both belong to the category of matter.
True, Because <span>respiratory depression has been associated commonly with postoperative analgesic doses. Good Luck!</span>
Come up with a different one.. or see what do you did wrong in the first one ( I think .)