Answers: 2
Biology, 22.06.2019 01:30, ayoismeisalex
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 07:20, Dallas3506
Some tools have graduations to show multiple measurements. for example, a ruler may have graduations for both millimeters and centimeters. when measuring the length of an earthworm, which graduations would allow for the most accurate measurement? millimeters centimeters decimeters meters
Answers: 2
Biology, 22.06.2019 19:00, milkshakegrande101
Mercury metal is poured into a graduated cylinder that holds exactly 22.5 ml the mercury used to fill the cylinder mass in 306.0 g from this information calculate the density of mercury
Answers: 2
Why does gel electrophoresis allow scientists to separate pieces of dna?...
Arts, 07.01.2021 23:30
Mathematics, 07.01.2021 23:30
Mathematics, 07.01.2021 23:30
English, 07.01.2021 23:30
History, 07.01.2021 23:30
Mathematics, 07.01.2021 23:30
Mathematics, 07.01.2021 23:30
Mathematics, 07.01.2021 23:30