Which of the following statements about riboswitches is TRUE?

Which of the following events does NOT lead to gene duplication?  

Which of the following statements is not true regarding “shin splints?”

At the peak of the energy of activation.

The genetic code is to be degenerate but not ambiguous because

During the negative feedback regulation of isoleucine production from threonine, ___(1)___ binds onto the enzyme ___(2)___ to ___(3)___ production of isoleucine.

The number of turns of one DNA strand over another is its

Binding of O2 to one subunit of hemoglobin causes the other O2 binding sites of that hemoglobin protein to increase their affinity for more O2 to bind.  This is known as:

Which of the following is FALSE regarding a reaction at equilibrium?

How many markers are needed on a 60 mbp human chromosome to map new traits?