Continued strenuous activity can cause lactate to accumulate in muscles. After the activity stops, the lactate is converted into pyruvate and used as an energy source. Explain how pyruvate can be used to produce ATP.

Q: Discuss the steps in the hydrolysis of ATP by myosin and how these steps are coupled to the binding…

A: Myosin is the protein that converts ATP, a type of chemical energy to mechanical energy for the…

Q: Draw a figure illustrating the relationship between ATP and creatine phosphate, and explainthe…

A: Unlike aerobic and anaerobic metabolic pathways, there are still many other pathways that have…

Q: Why do Fast-glycolytic fibers fatigue rapidly?

A: Introduction: The soft tissue present in almost all mammals is the muscles. The muscle cells…

Q: How long can glycolytic catabolism fuel muscle activity?

A: Catabolism can be defined as the type of metabolic activity in which the molecules break into…

Q: Select the best answer or answers from the choices given: During muscle contraction, ATP is provided…

A: Adenosine triphosphate (ATP) is the energy molecule that helps store and transfer the energy in the…

Q: Describe the lactate shuttle, with examples of how it is used during exercise.

A: Answer: Introduction: Lactate shuttle (LS) is a concept it means the lactate has role in transport…

Q: Explain the function of brown fat. What does its mechanism imply about the effect of ATP…

A: Brown Fat  Adipose tissues are found under the skin that consists of two types of fats: white fat…

Q: Fast-twitch muscle fibers have fewer mitochondria and less myoglobin to store oxygen than…

A: Aerobic respiration is the cellular respiration which occurs in the presence of the oxygen  where as…

Q: Explain why skeletal muscle cells contain many mitochondria.

A: Mitochondria is a cell organelle found in the cytoplasm eukaryotic cell. It is a double…

Q: Place the following molecules in the order in which they appear during aerobic respiration: Citrate…

A: Cellular respiration is a series of metabolic reactions and processes that occur within organisms'…

Q: Drag the labels onto the diagram to identify the processes and participants in energy production in…

A: One of the three major muscle tissues in the human body is skeletal muscle. Thousands of muscle…

Q: An athlete participates in aerobic exercise three times a week. One of the changes is an increased…

A: During aerobic exercise, the rate of breathing is faster and deeper than when the heart rate is at…

Q: Suppose a person had an unusual mutation in the troponin protein of his skeletal muscles, such that…

A: The muscular system is a system of muscles where muscles are connected to bones and also to envelope…

Q: When ATP levels return to normal after intense muscle activity, is creatine predominantly…

A: During intense muscle activity excess and immediate amount of ATP is required, in this case the…

Q: Define and describe the function of slow oxidative myofibers.

A: Myofibers are the basic contractile unit of muscle tissue, and each myofiber is composed of many…

Q: Why do muscle cells use creatine phosphate insteadof glycolysis to supply ATP for the first few…

A: ATP or adenosine triphosphate provides the energy for muscle contraction.For ATP regeneration, three…

Q: When does anaerobic metabolism occur in skeletal muscleand what are the effects of this?

A: Anaerobic metabolism can be defined as the process in which the production of adenosine triphosphate…

Q: Muscle contraction involves a protein conformational change called the power stroke. Where…

A: Each myosin motor protein possesses ATPase activity and functions in a cyclical manner that couples…

Q: How do muscle cells continuously synthesize ATP?

A: BASIC INFORMATION  MUSCLE It is a type of soft tissue which are found in most of the animals. The…

Q: high levels of Pi and no other metabolites, what would you observe

A: Muscle fatigue is a common complaint in clinical practice in humans. Muscle fatigue is known as an…

Q: Explain differences in mitochondria for the three types of muscle fiber: slow twitch, fast twitch…

A: Muscle fibers are cylindrical fibers composed of myofibrils. They have more than one nucleus and…

Q: What is the normal end product of anaerobic exercise in muscle?

A: An anaerobic exercise is a form of exercise that uses no oxygen to break down glucose in the body.…

Q: Describe the two mechanisms by which muscle glycogen is broken down to glucose (glycogenolysis) for…

A: The question is to discuss two mechanisms by which muscle glycogen is broken down to glucose…

Q: What would be the ATP yield per molecule of glucose in the muscle if glycogen were the source of the…

A: When the body runs out of glucose which is the most staple substrate for energy production, stored…

Q: During muscle contraction, some energy is supplied from creatine phosphate. Which of the following…

A: Muscle contraction occurs when tension-generating sites within muscle cells are activated.

Q: Why is adenosine triphosphate (ATP) used for muscle contraction?

A: Muscle contraction is a process in which muscle shortening occurs due to the movement of the actin…

Q: Outline the signal- transduction cascade for glycogen degradation in muscle.

A: Glycogen is stored form of carbohydrates in mammals. Glycogen serves as a fuel during exercise.…

Q: How much ATP will be made if 34 molecules of glucose are run through the entire aerobic cellular…

A: Cellular Respiration: A set of metabolic  reactions and processes that takes place in cells of…

Q: What is the role of oxygen in aerobic metabolism?

A: The series of chemical processes that help to maintain the survival of both cels and the organism as…

Q: Discuss the metabolic pathways of ATP production in skeletal muscle in terms of timing, mechanism,…

A: Muscle ATP stores are limited, metabolic pathways must be triggered to keep ATP resynthesis rates at…

Q: Skeletal muscles would be expected to contain large numbers of ————— because of their high energy…

A: Skeletal muscles are specialized contractile tissue found in animals. they are found between bones…

Q: Lactic acidosis occurs as a result of shock. Explain why low oxygen levels promote lactate…

A: Lactic acidosis is the condition, in which the concentration of lactic acid exceeds above 4mmol per…

Q: If we need ATP for both contraction and relaxation, how would you explain why rigor mortis appears…

A: Rigor mortis is the onset of stiffness in the dead body several hours after the person dies. It is a…

Q: How lactic acid affects the muscle(s) that are being exposed to lactic acid?

A: Muscle is a soft tissue found in most animals. It comprises of protein filaments namely actin and…

Q: race the fate of hydrogens removed from glucose during glycolysis when oxygen is present in muscle…

A: Glycolysis is a cytoplasmic pathway that breaks down glucose into two three-carbon compounds and…

Q: State whether each statement is true or false. If the statement is false, correct it so it can be…

A: Electron transport (ETC) chain is the final step of the ATP production, in this the high energy…