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Questions in biology

[Answered] Which is not a macronutrient? A. copper B. magnesium C. nitrogen D. sulfur

[Answered] Explain how microorganisms, humus, and soil health are related.

[Answered] Studies of endocrine disruptors have shown that they are closely associated with all of the following except A. low birth rates B. male feminization C. lung cancer D. thyroid hormone abnormalities E. gonadal abnormalities

[Answered] Explain why volcanic soil (andisol) is fertile.

[Answered] Which category contains the fewest number of species? A. birds B. primates C. mammals D. fungi

[Answered] What are the methods the human body uses to defend itself and prevent infection?

[Answered] Explain how microorganisms, humus, and soil health are related.

[Answered] Which of the following is NOT involved in mechanical digestion? A. chewing B. grinding C. enzymes D. peristaltic movement of food

[Answered] Which of the following scenarios best exemplifies the concept of opposite reactions working together to maintain homeostasis in the human body? A. The decline in blood calcium levels triggering the release of parathyroid hormone, which enhances calcium absorption in the intestines B. Pro-coagulant and anticoagulant pathways to regulate blood clotting C. The conversion of angiotensin I to angiotensin II, which promotes increased sodium and water reabsorption in the kidneys D. The process of erythropoiesis increasing during times of chronic hypoxia

[Answered] Explain some ways in which mass movement can affect wildlife.