Which atom is not a subatomic particle
A. proton
B. nucleus
C. electron
D. neutron

Imagine that a mouse has white fur because of a mutation in its dna. which of the following conclusions can be drawn

Next pretest: evolution select the correct answer in a laboratory population of flies, the female flies are gray and the males are yellowish gray. biologists observed that all the male flies had an equal chance for reproduction, but the male flies with the brightest colors were more likely to successfully reproduce. what phenomenon could explain such a change? a sexual selection b. disruptive selection c. stabilizing selection d. directional selection

This is an active transport mechanism by which cells pump sodium and potassium ions against the concentration gradient