Nurturing Life Sciences
#Id: 9871
#Id: 9209
#XL - T Zoology
#Id: 9837
#XL - R Botany
#Id: 9781
#Id: 7763
#XL - Q Biochemistry
Breaking a bond always require energy to be added to the molecule. Correspondingly, making a bond always releases energy.
#Id: 9300