How can light from the sun cause skin cancer .

Experiment scenario 2: a biology student wants to conduct a study of how the amount of food affects the weight gain for mice. i have set up four cages with a mouse in each cage. fill in the boxes that would allow the biology student to complete the study correctly

Aplane travels 1000 miles in 5 hours .what is the planes average speed?

The respiratory system removes oxygen and water from the body. select the best answer from the choices provided t f