Amother calls the outpatient clinic requesting information on appropriate dosing for over-the-counter medications for her 13-month-old who has symptoms of an upper respiratory tract infection and fever. the box of acetaminophen says to give 120 mg q4h when needed. at his 12-month visit, the nurse practitioner prescribed 150 mg. the nurse’s best response is:

Students in biology are studying the macromolecules of life. they used a calorimeter to determine the calories in various types of food. once the lab was completed, the students ate the left over food samples. monica commented that in just 6 or 7 "chews" of the saltine, it was gone; nothing but a sticky paste in her mouth. elaborate on what happened chemically while chewing the saltine. include the macromolecules present.

Explain what a zygote is. use the terms egg cell, sperm cell, and fertilization in your explanation.

Adaptive radiations can be a direct consequence of four of the following five factors. selectthe exception. a) vacant ecological niches b) genetic drift c) colonization of an isolated region that contains suitable habitat and few competitor species d) evolutionary innovation e) an adaptive radiation in a group of organisms (such as plants) that another group uses as food