Explanation:
In general, tumors occur when cells divide and grow excessively in the body. Normally, the body controls cell growth and division. New cells are created to replace older ones or to perform new functions.
The answer is b it is being bred for a trait that is favored by humans
Those would be oceans and lakes. Hope this helps and have a nice day!
Answer:
4
Explanation:
Mars Odyssey and Mars Express required spectrometric equipment that could analyze Mars's atmosphere
Answer:
True. The heart contracts twice per heartbeat. One contraction is the ventricular and the other one is the artrial.