If viruses are not bacteria, then what aren't viruses? Answer choices: - humans - bioaerosols - animals - insects - barnacles - homogenous - bacteria - mammals
bacteria

If light enters the pupil and makes it larger or smaller, then light enters the pupil and makes it what? Answer choices: - fatter or wider - larger or smaller - rapid expansion - Chemical energy - It expands - longer or shorter - more abundant - thicker or thinner
larger or smaller

If rivers are usually larger than small water crossings, then what are usually larger than small water crossings? Answer choices: - alveoli - an anion - tortoises - tail fins - engines - rivers - Inches - vehicles
rivers

If glass keeps plants warm, then what keeps plants warm? Answer choices: - glass - trees - lipids - fats - fibers - keratin - energy - heat
glass