Q: Answer the question

Genetically modified plants with new characteristics have been produced through genetic engineering methods. What impacts have resulted from the use of genetically modified plants?

A: increases in resistance to herbicides, insects, and viral diseases

Q: Answer the question

Corals are animals that live in tropical oceans. Fossils of corals are found in Ohio. What does the presence of coral fossils suggest about how the environment of Ohio has changed over time?

A: Ohio was once covered by warm seas.

Q: Answer the question

An astronomical unit (AU) refers to the distance between

A:
Earth and the Sun.