Analysis of can be used for very precise personal identification. It is even used in anthropology to identify the bones of a deceased person. long bone measurement

odontology

fingerprinting

DNA

HURRY PLS

i am positive it is c. condensing but i may be wrong

b. the carbon cycle ensures living things have a source of hydrogen

when atoms of different types of elements join together, they make molecules called compounds. water consists of compound molecules made up of 2 hydrogen atoms and 1 oxygen atom. this is why it's called h2o. water will always have 2 times the number of hydrogen atoms as oxygen atoms.

this would be called india