Energy-requiring reactions can occur in biological systems because they can be coupled with reactions that are
A) unlikely.
B) not spontaneous.
C) endergonic.
D) exergonic.
E) spontaneous and endergonic.
Answer: D
You might also like to view...
The first law of thermodynamics is also known as the law of ________
A. conservation of energy B. conservation of mass C. conservation of entropy D. lost energy E. increased entropy
The eyes of sharks are designed for optimal color vision
Indicate whether the statement is true or false
Which of the following is a function of a poly-A signal sequence?
A. It is a sequence that codes for the hydrolysis of the RNA polymerase. B. It adds a 7-methylguanosine cap to the 3' end of the mRNA. C. It codes for a sequence in eukaryotic transcripts that signals enzymatic cleavage ~10-35 nucleotides away. D. It allows the 3' end of the mRNA to attach to the ribosome. E. It adds the poly-A tail to the 3' end of the mRNA.
The mammalian trachea and esophagus both connect to the _____
A) stomach B) pharynx C) rectum D) epiglottis