In liver cells, each NADH produced via glycolysis results in two ATP molecules in the electron transport chain
__________________ Indicate whether the statement is true or false.
False - three
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Which one of the following is an example of potential energy? Select all correct choices
A. a moving muscle B. light C. heat D. an electrochemical gradient E. wind
What did comparing the sequence of the mitochondrial genome in trypanosomes with the sequence of mature mitochondrial RNAs demonstrate?
A) The RNA sequences are similar to the genome sequence, but have insertions and deletions of uracil residues. B) The RNA sequences align perfectly with the genomic DNA from which it is transcribed. C) All of the proteins necessary for translation are encoded in the mitochondrial genome. D) Translation is initiated in mitochondria only at AUG codons. E) Some mature RNAs do not have start and stop codons.
How do sodium-potassium pumps work?
a. sodium is pumped into the cell and potassium diffuses out b. sodium is pumped out of the cell and potassium diffuses in c. sodium and potassium are both pumped into the cell simultaneously d. sodium and potassium are both pumped out of the cell simultaneously e. sodium only binds to the pump to make it receptive to potassium which then is pumped into the cell
Above 41o C, ____
a. enzymes denature b. heart rate decreases c. enzyme activity increases by 50% d. hypothermia sets in e. non-shivering heat production occurs