When do random or spontaneous mutations happen. during cell devision. when cells are exposed to hazardous chemical. when cells are exposed to certain viruses. when cells are exposed to radiation

Which statement correctly describes a way that mutations increase the likelihood that a species will survive in a changing environment

African penguins, which inhabit the coasts of southern africa, were classified as an endangered species in 2010. two significant threats to their survival are ecosystem damage from oil spills and overfishing by humans. overfishing depletes the food supply of african penguins. the best method to reduce the threat of overfishing would be to . the risk of oil spills could be reduced by increasing the use of , which should oil consumption. if an oil spill does occur, could be used to remove the oil so the ecosystem may more quickly recover.

Which organelle breaks down sugar molecules that supply energy to the cell ?