Organisms that are not autotrophs
a. get energy
b. can survive without energy
c. must consume other organisms to get energy
d. get energy from sunlight

Idont think i'm understand this some one me! before we begin our discussion on evolutionary theory, reflect on your personal philosophical or religious views with regards to evolutionary theory. what is the difference between science and religion?

The fauces connects which of th following structures to the oropharynx

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.