Name three limitations to using an electron microscope to view an organism

You arrive late to a biological seminar. however, just as you enter the room, you hear the speaker referring to the "five-prime end" and the "three-prime end" of a macromolecule. immediately, you know that they are talking about a: ]

In a cladogram' when does a group of organisms branch off

What is the difference between an igneous, sedimentary and metamorphic rock