What is the single most important factor that influences adaptations of organisms that live in terrestrial biomes?
water loss
wind
reproduction
salt concentration

Atypical human cell is approximately 12.00 μm in diameter and enclosed by a membrane that is 5.000 nm thick. (a) what is the volume of the cell including the membrane? (b) what is the volume of the cell membrane? (c) what percent of the total volume does its membrane occupy? to simplify the calculations, model the cell as a sphere. enter your answers using four significant figures.

Based on anatomical similarities, to which modern animal is dr. digger’s creature most closely related?

Aboy jumps into a cold swimming pool and his body tempature goes down hus muscles ,blood vessels