What could ribosomes be compared to

Use the drop-down menu to match the following definitions to the corresponding terms. the total variety of organisms that live in the biosphere a group of organisms that breed and produce offspring that can breed all of the biotic and abiotic factors in an area

How does natural selection change thephenotypes within a population over time?

To maintain asepsis when administering an injection, all parts of the syringe can be handled except the: