Answer:
Down below
Explanation:
1. if you have a lack of oxygen while in a state of heavy movement your heart will stop pumping blood because your whole body isnt receiving enough oxygen and now everything will begin to shutdown
2. you cant stop anything unless you get oxygen , it will take longer for you to die with lack of oxygen or no oxygen at all for that matter
3. atheletes will usually take heavy breaths of oxygen before holding their breaths for longer periods of time
Answer: E. reforestation
Explanation:
Reforestation is a process of planting trees in an area so as to conserve the land as future forest. According to the given situation, reforestation is the practice which can be used by the biologists to grow nitrogen fixing plants in an area so as to increase the nutrient concentration of the soil which have been depleted.
Plants' stomata refers to the small pores that are found on plants' tissues and leaves. They possess the ability to open and close and thus they regulate water and gases exchange in plants. Green plants have the ability to produce their own food by using the energy from the sun;the process is called photosynthesis. During the day, when there is sunshine, the plants' stomata are always open in order to trap energy from the sun for photosynthesis. The stomata also allow carbon dioxide and oxygen gases to diffuse in and out of the leaves' cells. The stomata usually closes at night in order to prevent excessive water loss.
Answer:
amino acids
Explanation:
amino acids and are used to build cells and do much of the work inside organisms. They also act as enzymes helping to control metabolic reactions in organisms. Amino acids contain two functional groups, the carboxyl group (-COOH) and the amino group (-NH2).
hope this helps
Answer:
Secretion
Explanation:
Not completely sure tho, good luck