after studying about recycling, member of john biology class investigated the effects of various recycled products on plant growth

Use this diagram of an animal cell to answer the question. where does the first stage of cellular respiration occur? w x y z

For a comparative or experimental investigation, scientists often make a testable about a scientific question, and then they test it in the investigation. a.control b.hypothesis c.procedure d.system

Question#29: why does the tropical ocean have a greater temperature range than the temperate ocean?