The best understanding of how mitochondria and chloroplasts arose is:.

What are the four basic classes of organic molecules how do they differ structurally and functionally

When proteins are being produced by a cell, scientist say that the genes are question 2 options: activated turned off replicated deactivated

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