Energy that is not passed on from one trophic level to the next is a. lost as heat b. returned to the sun c. destroyed d. all of the above

small, big, or no change could occur in the phenotype. it could cause something as simple as a cats ears to curl backwards or something as frighting as death. it could also occur in the protien-coding area and have an effect on that but no effect on the amino acids. what has to occur is a changing in the hox gene or the control gene.