Which of these is an example of a physical change? a. gasoline burning b. metal denting c. iron rusting d. silver tarnished

2polhiswhere is the energy in a glucose molecule stored? ooa. inside the carbon atomsb. inside the protonsc. in the bonds between the atomsood. inside the hydrogen atoms

Which best explains why there are 64 possible codons in the genetic code and only 20 amino acids that make protiens of living organisms on earth

Did you know that a single bee would have to go to over 2 million flowers to make a single pound of honey?