This is a molecule that contains both amino and carboxylic acid functional groups. they are the building blocks of protein.

The answer is . Amino Acids

the transfer for conduction is the heat transfering from the liquid to the spoon

the transfer for convection is the heat rising from the liquid to the air

the transfer for radiation is the heat going through the sides of the cup and to the air

at least that is what i would do

b. lithosphere, asthenosphere, mesosphere   is the answer most likely