Transporters increase the permeability of a lipid membrane for a solute molecule. Aquaporins accomplish this for water. What characteristic/s of an aquaporin facilitates the transport of water?

Which law of thermodynamics states that entropy in the universe is always increasing?

The energy source used in photosynthesis is

Specifically, molecules of chlorophyll are located in membranes of sacs called

Luis and Mariana are going to eat at a restaurant. Choose the most logical response for each statement.   Luis:    ¿Quieres ir conmigo al restaurante El Criollito?  [1] Mariana: (2)[2] Luis:(3) [3] 

The inherited disorder known as phenylketonuria could just as well be described as ________.

Although one or more carbon atoms of glutamate can be incorporated into most carbon-containing metabolites within humans, they cannot be incorporated into _____.

Within chloroplasts, the semiliquid-like substance is called the

 A farmer sprays his crops with an insecticide every year to control insect pests. Every generation, the insects become more and more resistant to the farmer’s chemicals. This change is an example of…

The deeper a fossil is found in the rock strata the ______ it is.