Both ways of inducing active immunity (vaccines and direct environmental exposure to an antigen) will ultimately result in the production of antibodies. which of the five classes of antibodies is the first to be secreted during the primary response after the initial exposure to the antigen?

Models are non-visual ways of coummincating how someone thinks about something in the natural world

Matthew decided he wanted to hike up mount everest. on his way to the top, it began to snow and the temperature dropped to -10°f. matthew forgot to wear a heavy jacket so his body began to shiver beyond control. in this case, matthew's body shivering is the to a drop in temperature. * 0 points reflex stimuli responce environmental facto

No plagiarizing ! 6th grade work! easy and 100 compare the parts of a cell and the cell as a whole to another common nonliving system (i.e., a car, a city, describe the parts of a cell and their primary function.