Answer:
Take in
Explanation:
During photosynthesis, plants take in carbon dioxide (CO2) and water (H2O) from the air and soil. This transforms the water into oxygen and the carbon dioxide into glucose. The plant then releases the oxygen back into the air, and stores energy within the glucose molecules.
<span>The method for determining exercise intensity by estimating it without measuring it is called rating of perceived exertion(RPE). In this method, you will estimate a number from a scale of 6(no exertion) until up to 20 (maximal exertion).
You can also try talk test but it more qualitative. In this method, if you can sing that means the exercise is light, talking is medium, if it just word is high intensity.</span>
Answer: A. It is needed to support an aerobic metablism
Explanation:
All living organisms require oxygen for anaerobic metabolism. The oxygen taken in during cellular respiration is needed to breakdown sugar to generate energy in living organisms and this necessary for the advancement of life.
Answer:
B. Enzymes decrease the activation energy;
C. Enzymes increase the rate of the reaction;
E. Enzymes provide a site where reactants can be brought together.
Explanation:
Answer:
Man-made
Explanation:
We are over harvesting the animals, so the reason for their extinction would be man-made.