Which of the following statements is TRUE regarding our visual sense?

Which of the following statements about molecular chaperones is/are correct

The net energy yield of glycolysis is 2 ATPs. If all the energy produced from two glucoses was used by the sodium-potassium pump Na+ from a cell, how many molecules of Na+ would be removed per molecule of glucose?    

A group of scientists studying fertilized sea urchin eggs finds that a protein appeared and disappeared in these eggs. The degradation of this protein occurs about the same time as the cells finalized the first and second mitotic divisions. They are probably observing _____

In colder weather, a bird’s cells would need to __________________ in order to maintain membrane fluidity Increase incorporation of unsaturated fatty acids Decrease incorporation of unsaturated fatty acids Increase the proportion of double bonds in the membrane lipids Decrease the proportion of double bonds in the membrane lipids Increase the activity of desaturases

In the diagram below, there is at least one example of a first messenger one example of a second messenger and one example of an effector.  These examples include a first messenger like ____________, a second messenger like __________ and an effector like __________.   

Cholera toxin exerts its effect on epithelial cells in the intestinal lumen by:  

How many H+ will be pumped and how many ATP molecules will be produced if 4 molecules of FADH2 and 4 molecules of NADH donated their high-energy electrons to the mitochondrial electron transport chain?  

How many high energy compounds are produced when 3 pyruvates enter the krebs cycle?  

In the situation shown below,