Answer:
1. b 2. d 3.a 4. c 567 i dons see
Explanation:
Active transport<span> is the </span>movement<span> of dissolved </span>molecules<span> into or out of a cell through the cell membrane, from a region of lower concentration to a region of higher concentration. The </span>particles<span> move against the concentration gradient, using energy released during respiration.</span>
This level of direct harvesting could cause the ecosystems to be severely damaged. The correct option among all the options that are given in the question is the second option or option "B". This type of fishing can disturb the natural balance and ultimately several species might vanish from our earth.
I feel it is the contribution on cotemporary physics.
This is more current than even modern physics.
Please mark me as brainliest.
This is sooooo hard but I’ll try
