Phytoplankton <span>are the smallest organisms in the ocean, and largely responsible for the generation of our oxygen.</span>
Definitely decompose dead organisms, otherwise there would be no oil for us.
The blood is collected in heparinized capillary tubes to prevent clotting. Heparin is a blood thinner and this anticoagulant is produced naturally by mast cells and basophils. But heparin can not dissolve or break the preformed clots.
Answer:
The Answer is A
Explanation:
After looking at all the other options, A is the best option. Good luck on your test! :)
Hopefully I helped! :)
