Greenhouse effect is nature human activity if has to do with outdoors can help with Mother Nature
Answer:
respiratory and excretory systems are among the two vital systems in our body which work in order to maintain our health or keep our body fit
Explanation:
Respiratory systems comprises of organs like lungs to inhale oxygen and exhale carbon dioxide out of our body. The oxygen is then mixed with blood by the heart and reaches different parts of our body.
Excretory system is responsible for excreting or expelling the waste out of our body to keep our body free from toxins and harmful chemicals.
excretory system works with respiratory system to get rid of water vapors and carbon dioxide in the human body.
Answer:
1. Spinal cord 2. somatic
Explanation:
Just took test on plato and got it all correct
Answer:
alternating sugar and phosphate
Explanation:
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