Owls and hawks both eat rodents. They are also found in the same habitats. Since no two populations can occupy exactly the same niche, how can owl and hawks coexist?

If an organism has 32 chromsomes in its somatic cells it comes from an egg cell that contains how many chromosomes

What does each band in a gel electrophoresis represent

Why does the western coast of the United States have moderate temperatures all year-round?

Is oxygen a product or a reactant of photosynthesis?

Microorganisms are involved in A. causing disease. B. curing/treating disease. C. preparing food. D. cleaning up pollutants. E. All of the choices are correct.

Why would we give moral consideration to infants but not animals?

Barry is a vegan. His diet does not include foods that contain preformed vitamin A and he does not take any supplements. Nevertheless, his body has adequate vitamin A stores.

when studying the earth, scientists usually consider it a closed system. How should that affect human decisions about managing resources and waste?

What is a place where two or more bones are connected?

What are some of the immune functions of the lymphatic system?