Answer:
D) The oily secretions from eye ducts prevent the lids from sticking together.
Explanation:
All other options are related to anatomy.
If we define physiology then simple say that it is a branch of bio in which the normal functions of living organisms and their parts are studied.
All species share a common ancestor and that change occurs over time
Answer:
In addition to altering plant communities, the study predicts climate change will change the ecological balance between interdependent and often endangered plant and animal species, reduce biodiversity and adversely affect Earth's water, energy, carbon, and other element cycles.
Explanation:
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Answer:
What is a controlled experiment? This is when a hypothesis is scientifically tested. In a controlled experiment, an independent variable (the cause) is systematically manipulated and the dependent variable (the effect) is measured; any extraneous variables are controlled.
Explanation:
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D because my freind said so
