The answer above is incorrect. The correct answer is James Watson accompanied by Francis Crick.
When the sea floor spreads or collides it creates breakages which would be ocean ridges and deep sea trenches
Answer:
Explanation:
some gases prevent the escape of heat from the earth.There will be an increase in the percentage of such gases would cause the average temperatures to increase world wide.This is known as greenhouse effect.Carbon dioxide is one of the green house gases.An increase in the carbon dioxide content in the atmosphere woul cause more heat to be retained by the atmosphere and lead to global warming.
The reactions release chemical energy that the cells can use to power growth and other important cell processes
Answer:
it cannot be easily degraded in our environment.Like humans, animals and plants are exposed to PBTs in the environment through air, water and food. ... Persistent bioaccumulative toxic substances (PBTs) are chemicals that do not degrade easily in the environment.
