Consider the food chain grass → grasshopper → mouse → snake → hawk. how much of the chemical energy fixed by photosynthesis of the grass (100%) is available to the hawk? select one: a. 1% b. 0.01% c. 0.1% d. 10% e. 60%

The intervention of extraterrestrials has been used to explain the bermuda triangle, a region of the atlantic ocean where ships and planes are frequently lost, leaving no evidence behind. how would this explanation best be characterized?

Describe the impact of deforestation of both abiotic and biotic factors within the tropical rainforest.

The process of meiosis produces only gametes, eggs or sperm. according to the diagram, how many sperm are formed from each cell that undergoes meiosis?