in their lifetimes, two guinea pigs produce 40 black pups and 40 white pups. On a seperate piece of paper, make a punnett square and find the likely genotypes of these parents.

What statements describe a host organism?

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.

Which kingdom includes some organisms that have no nucleus and can live in an environment with an extremely high salt content