EXPH 386 EXAM 1 ACTUAL 2025/2026 QUESTIONS AND 100% CORRECT ANSWERS

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EXPH 386 EXAM 1 ACTUAL 2025/2026 QUESTIONS AND 100% CORRECT ANSWERS One calorie is defines as the amount of heat requires to raise ______ kg of water by ______ degrees celcius - Answer -1 1 The sun transfers its energy to a car and subsequently warms it. The term that describes this process is - Answer -heat this term describes how hot or cold an object is - Answer -temperature The energy yield from food is in part determined by the efficiency of digestion - Answer -coefficient of digestibility Why do lipids contain more energy that carbs or proteins? - Answer -lipids are more energy dense because they have more hydrogen atoms that can be oxidized energy relates to the ability to do _____ - Answer -work the first law of thermodynamics is the.. - Answer -conservation of energy An object is dropped from the top of the building. Once the object is released and is halfway from the ground, the object has ... - Answer -kinetic energy only??? Need assistance on Online classes, Exams & Assignments? Reach out for instant help!! Full Course Assistance, Plagiarism-free Essay Writing, Research Paper, Dissertation, Discussion Posts, etc…. Confidential & Secure services. Tutors are available for all subjects! Email now at: tutorjean01@gmail.com when a lipid molecule is broken down, energy is subsequently released. This is an example of an - Answer -exergonic reaction T OR F the second law of thermodynamics states that the transfer of potential energy in any spontaneous process always proceeds in a direction that increases the capacity to perform work. - Answer -false Two examples of energy conversion: - Answer --photosynthesis (captures energy that we utilize as food and oxygen) - cellular respiration (energy released becomes conserved in compounds used for biological processes) T OR F enzymes are consumed during a reaction - Answer -false How do enzymes increase the rate of the forward and reverse reactions? - Answer -they accelerate the forward and reverse rates of chemical reactions within the body WITHOUT being consumed or changed in the reaction (therefore enzymes have a slow turnover rate and can be reused) Reaction rates depend on what three factors? - Answer --PH -temp - availability of substrates Pyruvate gains two hydrogens and thus forms lactate. This reaction is known as _______ reaction. With this example, pyruvate is being ______ - Answer --reduction -oxidized What are the three types of biological work in humans? Examples? - Answer -1.mechanical- muscle action Need assistance on Online classes, Exams & Assignments? Reach out for instant help!! Full Course Assistance, Plagiarism-free Essay Writing, Research Paper, Dissertation, Discussion Posts, etc…. Confidential & Secure services. Tutors are available for all subjects! Email now at: tutorjean01@gmail.com