Carbon has 4 electrons in its outer shell and can form covalent bonds to build a variety of structures
mark it brainliest if it helps you ❤️
Answer:
the answer should be DNA REPLICATION
Answer:
A biological system is a complex network which connects several biologically relevant entities. Biological organization spans several scales and are determined based different structures depending on what the system is. Examples of biological systems at the macro scale are populations of organisms.