Animals were used for food.!
Answer: B)The continents were once connected.
Explanation:
There was probably some kind of earth quake or drift in the plains/plates causing the land to break into pieces and separate
Answer:
B. hydrogen bond
Explanation:
The double helix is held together by hydrogen bonds between the bases
The correct answer for this question is "<span>The mass of the products equals the mass of the reactants because the same matter is present."
All chemical reactions follow the Law of Conservation of Mass which states that mass cannot be created nor destroyed. This means that mass is constant before and after a process. If ever it seems like the mass is not the same, it is possible that the missing mass was converted to something else.</span>
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