What product of photosynthesis do most living things need to survive?

The similarities of organisms in which two areas numbered above provide the best evidence for common ancestry between organisms in both locations?

How is the national wildlife refuge system similar to the pacific region coastal program? a. both programs are concerned with providing habitats for wildlife b. both programs are primarily concerned with preserving fish species c. both programs have set aside 150 million acres of land d. both programs are under the u. s. fish and wildlife service

Identify the structures ! 20 points