Which Hepatitis virus must be present in order for hepatitis D to manifest?
Answer: Hepatitis B
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Which of the following are true regarding redox reactions? There may be more than one correct answer
A. Oxidizing agents accept electrons. B. If a molecule accepts electrons, it has been reduced. C. Redox reactions may involve the transfer of hydrogen ions (H+). D. A molecule that has gained H atoms is said to be reduced. E. Reducing agents accept H atoms. F. Oxidizing agents accept H+ ions.
Which of the following is a plant behavior that is influenced by light?
A. solar tracking B. phototropism C. flowering D. seed germination E. All of the choices are true
Which of the following is the best explanation for why vegetable oil is a liquid at room temperature while animal fats are solid?
A) Vegetable oil has more double bonds than animal fats. B) Vegetable oil has fewer double bonds than animal fats. C) Animal fats have no amphipathic character. D) Vegetable oil has longer fatty-acid tails than animal fats have.
The way individuals within a population are arranged with respect on one another is called population
A. diversity. B. density. C. logistics. D. distribution.