a. fish
Explanation:
yeah I have taken it before
Answer:
The xylem vessels and the phloem sieve tubes are connected end to end to transport the water and the food respectively to long distances in a plant. Their end plates are perforated to allow the easy passage of substances from one vessel and the sieve tubes.
The right choice of them is biosphere, community, and organism.
Like all planets and most stars, the motion of the sun is directly related to the rotation of it's axis.
