science
Grade-7
Easy

Question

Suggest one word for each of the following statements.
a).  Identify the stage in which energy from NADH and FADH2, which result from the previous stages of cellular respiration, is used to create ATP.
b).  When Acetyl CoA and a four-carbon molecule join, a series of chemical processes known as ___________ takes place.
c). The process by which glucose is broken down to provide energy is known as ____________.
d). In mitochondria, _________ will be transformed into a two-carbon acetyl group.

  1. a) Krebs cycle b) oxidative phosphorylation, c) glycolysis, d) pyruvate
  2.  a) Glycolysis, b) krebs cycle, c) oxidative phosphorylation, d) pyruvate
  3. a) Krebs cycle, b) oxidative phosphorylation, c) glycolysis, d) pyruvate
  4. a) Oxidative phosphorylation b) krebs cycle, c) glycolysis, d) pyruvate

The correct answer is: a) Oxidative phosphorylation b) krebs cycle, c) glycolysis, d) pyruvate


    • In oxidative phosphorylation energy from NADH and FADH is used to create ATP 
    • When Acetyl coenzyme A and four carbon molecule oxaloacetate joins Krebs cycle takes place 
    • Glycolysis is the process in which glucose is broken down to produce energy 
    • In mitochondria pyruvate is broken down to produce two carbon acetyl group

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