A dehydration reaction is the process in which _______.
A. water molecules are formed when polymers are synthesized from monomers
B. water molecules are attracted to each other
C. proteins are broken down to individual amino acids
D. water molecules are used as a source of raw material to break down polymers to monomers
A. water molecules are formed when polymers are synthesized from monomers
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Four of the five answers listed below assist in chromosome movement. Select the exception
a. microtubule b. spindle microtubules c. centromeres d. centriole e. nuclear envelope
Where are the introns removed from during MRNA post-transcriptional editing?
a. in the cytoplasm b. in the endoplasmic reticulum c. in the nucleus d. They are not removed.
A person with a severe calcium deficiency:a
would have a problem with ATP release for muscle contraction. b. would have a problem with cross bridge formation. c. would have a problem with energizing the cocked head of myosin. d. would have a shorter I band. e. would have no problems associated with muscle activity.
In order for NAD+ to remove electrons from glucose or other organic molecules, which of the following must be true?
A) The organic molecule or glucose must be negatively charged in order to reduce the positively charged NAD+. B) Oxygen must be present to oxidize the NADH produced back to NAD+. C) The free energy liberated when electrons are removed from the organic molecules must be greater than the energy required to give the electrons to NAD+. D) A and B are both correct. E) A, B, and C are all correct.