Q: Answer the question

Selective breeding has resulted in plants that are resistant to pests and produce a higher yield of fruits and vegetables. Which of these is the most likely disadvantage that can result from this process?

A: decreased genetic diversity

Q: Answer the question

Which of these provide the best evidence that life could develop on Mars?

A: its ice and organic molecules

Q: Answer the question

Which of the following keeps the planets in our solar system in orbit around the Sun?

A:
gravitational force