_uses a stream of electrons to produce and magnify images with great detail

How can antibodies "remember" a particular bacterial invader or "antigen" on that invader?

The mammal pictured below is a silvery mole rat. which statement is an inference based on the picture? the animal is ugly. the animal has hairless feet with sharp claws. the animal has prominent upper and lower incisor teeth. the animal likely has poor vision since its eyes are so small.

In the ocean why are the greatest amount of primary producers found in the epipelagic zone and how does that affect biodiversity