They consist of double-bond and single bond, according to the type of DNA.
Answer:
I believe the answer is C) Carbohydrate
Explanation:
Sugar gives you fast energy, and it is not long term like a lipid, so the answer is C.
Answer:
C; Carbon dioxide concentrations increase with depth due to less uptake and decomposition of organic matter at depth.
Explanation:
I hope this helps you:)
Is this a multiple choice question or...??
If not, I'd say, that its simple as scientists can easily decipher which variable caused the situations result. And thats because you may have one manipulated variable to be able to know the responding variable.