In your own words, describe what terrace farming is and explain how terrace farming benefited the Ancient Chinese.

What are some possible short and long term medical concerns for crew members on longer space exploration trips

Internal feedback works to maintain homeostasis when your a. heart rate decreases as your white blood cells increase b. breathing rate decreases as your red blood cells decrease c. heart rate increases as your liver is cleaning blood d. breathing rate increases as your heart rate increases

Can someone give me the answers to this?