Which of the following is not a biological environment factor?

symbiosis

competition

predation

none of the above

Why reason best illustrates why hershey and chase chose to use viruses in their experiment?

Which mechanism of transport takes place when solute particles move from a region of high concentration to a region of low concentration? active diffusion isotonic osmosis

The mammal pictured below is a silvery mole rat. which statement is an inference based on the picture? the animal is ugly. the animal has hairless feet with sharp claws. the animal has prominent upper and lower incisor teeth. the animal likely has poor vision since its eyes are so small.