Afossil can be studied to learn
a. the kind of organism it represents
b. all of these
c. its age
d. the environment is which the original creature lived

What are the steps of how energy is transformed in plant cells?

2. what process do mrna and trna work together to complete? (3 points)

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.