Humaid notices a sign saying that flu shots are available in the pharmacy. Humaid says, “I got a flu shot last year. I don’t need another one. That shot made me immune to the flu forever.” Which statement is most useful for evaluating Humaid’s statement

Astudent wants to test the hypothesis that fertilizer improves the growth rate of grass seeds. to test this hypothesis, the student put the same amount of grass seed in 3 containers with the same type of soil. the student measured the growth at the end of the week. all plants received equal amounts of water and sunlight. if you were asked to graph this data, what would you place on the x-axis? a. fertilizer b. water c. plant growth d. week one

Has anyone taken the genetics unit test in connexus? not looking for answers, just a little bit what to expect and some with studying.

Hydrogen has only one electron in its only (and outer) electron shell. if a hydrogen atom were to absorb a small amount of energy, where would bohr say the electron would go? a. fly off the atom b. nowhere, it would just speed up. c. spiral inwards towards the nucleus d. move up to another shell that would form