What can easily pass through the cell membrane? What cannot pass through the cell membrane?
In passive transport, molecules, move the concentration gradient.

What is the difference between an igneous, sedimentary and metamorphic rock

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

We all have different forms of genes from our parent(s).what are these different forms called? a.alleles b.characters c.dna d.resources