The making of ice cubes is an exothermic reaction.
A. True
B. False

Why is the theory of evolution important? it disproves all other theories about how life began. it provides a topic for debate. it is a unifying concept in biology. it explains how life began. i know for sure, it is not "it is a unifying concept in biology."

In 2001, records showed that local stocks of fish were down worldwide. yet, records of harvests indicated that fish were being taken at records rates. what was actually happening?

Hemoglobin is a proton that carries oxygen around your body what is hemoglobin made from