Answer:answer b
Explanation: sorry for being late
Viroids are small single stranded RNA molecules and are found in plants only. Hope this helps.
Answer: . Estuaries rank high on the list of the most heavily impacted aquatic systems on earth. This is largely attributed to accelerating population growth and development in the coastal zone and escalating use of estuarine resources.
not 100% sure
Answer: On a ph scale its measures how acidic or basic the substance is and it ranges from 0-14 the smaller numbers are acidic and the bigger numbers are basic. The neutral number which is between 0-14 is 7 and a example of a substance that is neutral is distilled water.
Explanation:
Answer:
The amount of light they receive.
Explanation:
In an experiment, the independent variable is the part of the experiment that the experimenter changes. In this experiment, the only thing that's different for each of the plants is the amount of light they receive. Everything else is the same - the same amount of soil, same amount of water, same pots, and so on.