1. Problem, Purpose, or Research Question: The problem or research question is the single most important part of the scientific method. Every part of your project is done to answer this question.
Answer:
A
Explanation:
others answers give variables that still apply to planets
The over use of fishing.
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A pathogen is a disease-causing microorganism whereas Microorganisms that do not cause disease are referred to as nonpathogens<span>.
Hope this helps!</span>
Explanation:
Energy drives the cycling of matter within and between systems in aerobic and anaerobic conditions. Photosynthesis and cellular respiration (including anaerobic processes) provide most of the energy for life processes
