Answer:
wouldn't it he A
Explanation:
because they are not the same species
Answer:
D) proteins
Explanation:
The N-15 is one of the isotopes used in proteomics, in which the full set of proteins expressed by a genome are studied. The method is called Stable Isotope Labeling by/with Amino acids in Cell culture (SILAC) in which the labeled amino acids are used to estimate the protein levels. With this method, the diseases biomarkers can be identified and studied.
Trenches are formed by subduction, a geophysical process in which two or more of Earth's tectonic plates converge and the older, denser plate is pulled beneath the lighter plate and deep into the mantle, causing the seafloor and outermost crust ( the lithosphere) the bend and form a steep, V- shaped depression.
Answer:
If it is corrosive and sour, or bitter and smooth. Or, by its pH level.
Explanation: