The Enzyme That Converts Pyruvate into Acetyl-CoA Requires Vitamin B

question 36

Multiple Choice

The enzyme that converts pyruvate into acetyl-CoA requires vitamin B ₁, also called thiamine. Vitamin B ₁ has to be obtained through the diet. At what phase would cellular respiration come to a halt without B ₁?

• A) Glycolysis
• B) Preparatory reaction
• C) Citric acid cycle
• D) Electron transport chain
• E) Carbon fixation

Understand and apply appropriate methods to calculate the median of a dataset.

Apply rounding rules correctly according to standard mathematical conventions.

Calculate the quotient of numbers to the required decimal places and round the result accurately.

Identify and apply the concept of the mode as a measure of central tendency and its relative strengths and weaknesses.

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Definitions:

Manufacturer Information

Data or details provided by the maker of a product, including specifications, operation instructions, and support details.

Delta Connected Motor

A three-phase motor configuration where the end of each winding is connected to the start of another winding, forming a closed loop resembling the Greek letter Delta (Δ).

Low Voltage

Low voltage refers to electrical systems or circuits operating at a voltage level that is lower than the standard mains electricity, typically considered to be below 50 volts.

Phase Coils

Phase coils are windings in an electric machine that are electrically phase-displaced from each other to create a rotating magnetic field for the operation of the machine.