Please help, It's a GIZMOS that I don't know how to do.

Which term describes the number of waves that pass a given point in a given time? crest frequency trough wavelength

What is a codon and where is it found

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