Answer:
The three parts of the cell theory are: cells are the smallest unit of life; all cells come from preexisting cells; and living thing is made up of one or more cell.
Answer:
The correct answer is "random coils".
Explanation:
Random coil is a type of polypeptide secondary structure comprised of conformation that do not follow an established conformation but rather are oriented randomly. These random coils conformations provides flexibility to proteins, since the lack of a particular structure (such as alpha helices or beta sheets), allows the protein to bend, fold or move.
Answer:
A. Outer Membrane B. Peptidoglycan C. Cytoplasmic Membrane
Explanation:
I can't really give an explanation for this one but if you look up gram negative bacteria and go to images you can find a photo that is very similar to the one you show that has labels.
I believe the answer is D, Cells get energy by taking in nutrients from food. Correct me if I'm wrong.
Answer:
sedimentary rock
Explanation:
fossils are most commonly found in sedimentary rock. Unlike most igneous and metamorphic rocks, sedimentary rocks form at temperatures and pressures that do not destroy fossil remnants. Often these fossils may only be visible under magnification.