Which physical property is most helpful for separating a mixture of sand and gravel?
A. Particle density
B. Boiling point
C. Particle size
D. Magnetic attraction

Which identifies the main purpose of biological taxonomy?

2. sketch the inside of the bean nodule, and describe or label what you observed with the hand lens.

Residential construction is expanding in florida, the expansion has caused fragmentation of habitats, one of the results of the increased construction is a decrease in the number of large predators such as the coyote, black bear and pool panther, which will be the most immediate local result of this fragmentation? 1)large predators will become extinct 2)decrease in middle sized predators 3)increase in population of top carnivores 4)increase in population of prey species