Which best describes the alternation of generations?

Heat is the amount of heat required to change the temperature of 1 gram of a substance by 1°c, and it is related to the chemical composition of the substance.

How can scientists test their ideas about the origin of the universe if they can't physically interact with or study?

An organism has the following traits multicellular cant photosynthesize has a skull. wht kingdom does this organism most likely belong too?