Answer: nitrogen and hydrogen
N2 +3 H2 ---> 2NH3
Explanation:
Nerves - transmit impulse of sensation to brain or spinal cord, then to muscles and organs
Answer:
Access. A basic feature of any greenhouse is access. ...
Vents. One of the first greenhouse features necessary is a means of controlling the climate – most importantly, venting excess heat. ...
Fans. Fans inside a greenhouse are necessary for two basic functions. ...
Rollup Sides. ...
Heaters. ...
Shelves and Benches. ...
Water. ...
Electricity.
Explanation:
theres more but these are the important ones .
prokaryotic cells do not have a nucleus.
