Where are the options? This question can't be answered without it.
Answer:
The correct answer would be thrombin.
The last step in the blood clotting is the formation of a fibrin clot.
Thrombin is the serine protease (protein) enzyme which activates fibrin.
It converts the soluble fibrinogen into the insoluble fibrin which then results in the blood coagulation.
RWxRR= RR, RR, WR, WR so two dominant reds and two pinks
<span>the plant no longer is allowing the necessary carbon dioxide required for photosynthesis to enter through the stomata. The plant also needs to be able to release oxygen,the byproduct of photosynthesis through the stomata. The stomata are also responsible for theamount of water inside the plant. By closing when there is not enough water, the stomata prevent loss of additional water due to evaporation.</span>
Answer: 21
Explanations: because 9+10 =21
