Which of the following is a characteristic of eukaryotes but not of prokaryotes?

a. none of the provided answers.
b. the genetic material is surrounded by its own phospholipid bilayer, distinct from the phospholipid bilayer that surrounds the cell.
c. organisms can be single celled.
d. dna serves as the genetic material.
e. the cell is surrounded by a plasma membrane that is a phospholipid bilayer

How many cells are our body made of ? ♡

Which is an advantage of having memory cells when a pathogen is encountered for a second time. a) the memory cells are what proliferate into clones of cells in response to the binding of an antigen. b) memory cells are vital to the primary immune response in that they immediately recognize pathogens even at the first encounter. c) memory cells are essentially effector cells that are short lived and attack antigens even without having a receptor specific to that antigen. d) it ensures that more lymphocytes with a receptor specific to a particular antigen will be present than in a host that had never encountered that pathogen.

Nh3 +02-no + h20 is unbalanced what is the balanced equation