Carbon. This is easy to even guess, from CARBOhydrates for those who don't know, and fats are generally just liked up carbohydrates in certain structures.
Answer:
C. the hip bones found in some species of snake
In a crime scene where blood is present using dna fingerprinting would be useful because it was not only tell you if that person was related to the victim/or was the victim but who that person is
Answer:
answer is b
it allows specific substances to cross through it