Why did alfred hershey and martha chase chose to use bacteriophages in their research?
a- bacteriophages break bacterial cells into basic components
b- bacteriophages contains radioactive sulfur and phosphorus
c- bacteriophages are made up of dna surrounded by protein coat
d- all of the above are correct

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

How many bones are there in the human body?

Which is the most dominant generation in a liverwort