A metal crystallizes in the face‑centered cubic (fcc) lattice. The density of the metal is 12020 kg/m3, and the length of a unit cell edge, , is 389. 8:00 PM. Calculate the mass of one metal atom.

Of the 168 hours in a week as a full time student you should spend how many hours per week on school work?

What kind of interaction is depicted in the image? a. intraspecific, direct b. intraspecific, indirect c. interspecific, direct d. interspecific, indirect e. invasion

Apopulation of deer mice was introduced into a desert ecosystem. being dark-colored, the deer mice stood out in the sand and were easy prey for predators. over a few years, the color of the mice changed from dark brown to light brown. what role does natural selection play in this example? a. the change of color camouflaged them, which them hunt better. b. the change of color enabled them to regulate their body temperature. c. the change of color allowed them to hide better from predators. d. the change of color made their bodies tolerant to the harsh desert sand. e. the change of color allowed them to deflect the excessive heat.