Which of the following examples of humoral immunity establish immunological memory? Mark all that apply.
getting a bacterial or viral infection
antibodies administered as gamma globulin
antibodies passed through breast milk
getting a vaccine

In "the man in the water," what was the remarkable occurrence that rosenblatt reported?

Which statement is not an accurate description of meiosis? a) meiosis produces offspring that are genetically diverse. b) meiosis produces offspring that are identical to the parent. c) in sexual reproduction half of the genetic material comes from the father (sperm) and half of the genetic material comes from the mother (egg). d) meiosis decreases the number of chromosomes by half so that when a sperm fertilizes an egg, the resulting zygote has the correct number of chromosomes.

What characteristic makes a cell membrane selectively permeable