Can you please elaborate..?
C paired nitrogen bases. hope i help don't forget to go subscribe to king kevin on youtube its my channel i have 840 subscribers plz go subscribe and be active thank you.
Answer:
a biosphere contains the largest number of individuals.
Explanation:
The right answer is <span>A) semi-permeable membrane
<span>A semi-permeable membrane is a membrane permeable to a liquid (solvent) and impermeable (or poorly permeable) to substances dissolved in the liquid (solute).
</span>The tubule of a kidney consists of a semi-permeable membrane and has also specific transporters which allow absorption and reabsorption. These "tools" allows some substances like ions to be absorbed/reabsorbed (by the transporters), without any changes in the concentration of the other substances (because both the membrane and the transporters stopped them).</span>