Answers: 3
Biology, 22.06.2019 01:30
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.
Answers: 1
Biology, 22.06.2019 12:00
Aprocedure done under controlled conditions to test a hypothesis is an inquiry.
Answers: 1
Biology, 22.06.2019 19:00
Which of the following is the best definition of a eukaryota? a. a one-celled organism that does not have a membrane-bound nucleus b. a one-celled organism that does not have a cell wall c. an organism whose cells each contain a membrane-bound nucleus d. an organism whose cells each have a cell wall
Answers: 2
What are the adaptation of follopian tube in fertilization...
Social Studies, 29.10.2020 21:00
Mathematics, 29.10.2020 21:00
Chemistry, 29.10.2020 21:00
English, 29.10.2020 21:00
Social Studies, 29.10.2020 21:00
Mathematics, 29.10.2020 21:00
Mathematics, 29.10.2020 21:00
Mathematics, 29.10.2020 21:00
Mathematics, 29.10.2020 21:00
Mathematics, 29.10.2020 21:00