The two-layered sac surrounding the heart is the pericardium.
Hope this helps!
Protein synthesis is the process in which cells make proteins. It occurs in two stages: transcription and translation. Transcription is the transfer of genetic instructions in DNA to mRNA in the nucleus. It includes three steps: initiation, elongation, and termination.
A) spines have to do with protecting from predators. B) water storage is incorrect. D) Bitter taste has to do protecting from predators
Thus, making C), growth patterns the correct answer. Plants grow around the fires. I also took the test and that is the correct answer
I believe the anwser you are looking for is the
Cell Membrane.
It is a substance that lets things in and out of the cell
