<span>The
enzyme name that catalyzes the reaction that converts fibrinogen to fibrin is <span>Thrombin. </span>The thrombin is
an enzyme - type peptidases. It is not part of the blood, but is <span>formed as part of the blood clotting process.</span></span>
D. Asteroids vary greatly in size and are mostly made up stone, iron and nickel
Answer:
d
Explanation:
Fishes are aquatic vertebrates having scales, pharyngeal gill slits and paired fins. ... Most fish are ectothermic ("cold-blooded"), allowing their body temperatures to vary as ambient temperatures change. fishes have scales that covers the skin of fishes. Thus, the correct answer is option D.
Answer:
Earth, Solar System, Milky Way galaxy, Universe.
Explanation:
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