a student has been measuring the oxygen levels in a lake for one year. at the end of the year she graphs he oxygen levels by month. this is an example of which step of the scientific method?

The principles of probability can be used to? A. Predict the traits of the offspring of genetic crosses. B. Determine which species should be used in genetic crosses. C. Determine the actual outcomes of genetic crosses. D.

Starting from the sun, can you create a food chain of three organisms?

Scientists recently discovered a species of bacteria that's capable of photosynthesis, but it's anaerobic and doesn't produce or use oxygen for respiration. Which process will be absent in this organism? A. Calvin cycle B.

Which phase of drug development is associated with continual evaluation of the drug?

What type of building would be most likely to survive an earthquake?

Blood clots form to stop bleeding. this occurs through the clumping of blood, which is also known as?

What happens to energy as it goes up the food pyramid

A string of islands known an (blanck) can form from the collision of two oceanic plates.

Which processes take in and return carbon to the atmosphere in the carbon cycle?

Ocean coring: is the best technique for sampling the ocean floor uses high energy pulses to penetrate the bottom layers of rock is used to study the effects of turbidity currents or all of the above?