A site at the 5' end of a gene where RNA polymerase attaches to initiate transcription is called a(n)
A. CAP.
B. promoter.
C. operon.
D. operator.
E. repressor.
Answer: B
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Fermentation involves the use of pyruvate and/or other organic molecules as electron acceptors.
Answer the following statement true (T) or false (F)
Myofibrials are what?
What will be an ideal response?
The energy "currency" used by cells is _______.
a) adenosine b) AMP c) ATP d) ADP
How does the energy of an electron relate with the distance from the nucleus?
A. The closer an electron is from the nucleus, the greater its energy. B. The farther an electron is from the nucleus, the greater its energy. C. The farther a proton is from the nucleus, the greater the electron's energy. D. The closer a proton is from the nucleus, the greater the electron's energy. E. The closer a neutron is from the nucleus, the greater the electron's energy.