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Answer: D Conversion to anaerobic (lack of oxygen) respiration means less efficiency, less ATP per molecule of glucose, increased lactic acid (fermentation), more need for glucose which means more breakdown of glycogen and reduced production of the waste products of aerobic respiration: carbon...

Hi! Cellular biology can be valuable for the MCAT, but prioritize your workload. Consider: Can you handle a heavy science load? If MCAT prep and other commitments feel overwhelming, skip cellular biology for now. Review MCAT content areas: If cellular biology aligns with your weaknesses (e.g...

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MCAT Practice Question #9 Suppose that the oxygen supply to continuously contracting red muscles fibers is abruptly cut off. Which of the following processes would occur in the muscles? A. Increased rate of synthesis of muscle glycogen B. Increased rate of production of ATP C. Increased...

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Answer: D Conversion to anaerobic (lack of oxygen) respiration means less efficiency, less ATP per molecule of glucose, increased lactic acid (fermentation), more need for glucose which means more breakdown of glycogen and reduced production of the waste products of aerobic respiration: carbon...

Gold Standard MCAT Practice Question #8 Suppose that the oxygen supply to continuously contracting red muscles fibers is abruptly cut off. Which of the following processes would occur in the muscles? A. Increased rate of synthesis of muscle glycogen B. Increased rate of production of ATP C...

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You got it right! Answer: A Obstructing the bile duct will prevent bile from reaching the small intestine. Thus the role of bile in the emulsification of fats (lipids) would be blocked. Therefore, answer choice A is the correct answer. Note: Emulsification is the process of breaking down fat...

Answer: A Obstructing the bile duct will prevent bile from reaching the small intestine. Thus the role of bile in the emulsification of fats (lipids) would be blocked. Therefore, answer choice A is the correct answer. Note: Emulsification is the process of breaking down fat into smaller...

Gold Standard MCAT Practice Question #7 A patient with a complete obstruction of the common bile duct would have a decreased ability to digest: A. lipids. B. proteins. C. nucleic acids. D. carbohydrates.

Answer: C Explanation The frequency of the ultrasonic waves must be equal to or is an integral multiple of the natural frequency of the plaque formations. As a result, the plaque formations resonate when forced to vibrate by the ultrasonic waves; the amplitude of vibrations of the plaques are...

Gold Standard MCAT Practice Question #6 Using ultrasound waves targeted at the brain, a team of researchers restored memory to mice with symptoms of Alzheimer’s disease. The ultrasound technique removed amyloid beta plaques from the brains of the mice. Which of the following is the most likely...

Answer to MCAT practice question #5 Answer: B Disulfide bonds are covalent bonds that are normally formed through the coupling of two thiol groups, where a thiol is an organosulfur compound that contains a carbon-bonded sulfhydryl (–C–SH or R–SH) group. Disulfide bonds in proteins are formed...

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