The biological outcomes of immune system recognition can include Question 3 options: migration of leukocytes into infected tissues. clearance of a pathogen by an activated macrophage. promotion of optimal antigen presentation. induction of long-lived B and T cells. All of the answers are correct.

Which of the following is not a characteristic of natural selection? 100 points pls more offspring are born than will survive to reproduce. mutations appear randomly breeding pairs are chosen by humans organisms that are better adapted are more likely to survive

Write a paragraph at least 5 sentences “why all vaccinations should be mandatory”

Ricardo notices that when he plays soccer in the rain, his ball does not seem to go as far after a kick. what is the best scientific question that ricardo could ask about this observation? is soccer better played in the rain or sun? how does rain affect the distance a soccer ball can travel? how does rain affect the speed of a soccer ball? is soccer affected by the rain?