Which of the following do yeast produce during fermentation

alcohol

lactic acid

both a and b

none of the above

Astudent visits the beach during a very hot day she steps on the santa and jumps because it is so hot what type of heat transfer is demonstrated by the sand in this example

This aquarium exhibits biotic and abiotic factors in an aquatic environment. one of the abiotic factors is

What is a cordon and where is it found