Which of these biological communities has permafrost?

A. Forest

B. Tundra

C. Grassland

D. Desert

Which statements are true of a scientific theory but not a hypothesis

Wht happens as electrons in the electron transport chain release their energy

Football players often sustain lateral blows to the extended knee. which of the ligaments is (are) damaged as a result? a. suprapatellar b. oblique popliteal and extracapsular ligament c. medial collateral, medial meniscus, and anterior cruciate d. arcuate popliteal and the posterior cruciate