how many atoms in the compound A1 (NH3) 2

The entropy of a system measures the state of disorder of the system.

Which mimulus species would you categorize as mainly asexual reproducers? why?

A highway that keeps an organism from using its entire home range causes? a. extinction. b. an island ecosystem. c. biomagnification. d. habitat fragmentation.

Vegetations are associated with which of the following disease processes? A. endocarditisB. plagueC. septicemiaD. tularemiaE. toxoplasmosis

Which scientist thought he proved that plants obtain nutrients from water rather than soil? Which scientist demonstrated that the green parts of plants absorb carbon dioxide and release oxygen only in sunlight?

Experiment: Water Properties: Why were the results with just water so much different than the trials with the detergent?

How do fish nets effect the ocean's ecosystem?

A dog and a pig attempt to mate. we are aware that these are two different animal species. but what is the best explanation for the barrier that makes it impossible for them to successfully mate?

How do fossils and fossil record support the idea that life changes over time

1 reason why cases of violence and abuse are not reported