How does genetic variability represent an adaptive advantage?

Which of these statements best describes the st. lawrence seaway? the st. lawrence seaway connects the st. lawrence river with the arctic ocean. the st. lawrence seaway provides an important trading route between the u. s. and mexico. the st. lawrence seaway provides an important trading route for the u. s, but has little value for canada. the st. lawrence seaway connects the great lakes, the st. lawrence river, and the atlantic ocean.

What maintain homeostasis when a persons internal body temperature is 97.5°f

Restless tectonic plates move (shift) between one and fifteen centimeters per year month day minute