Answer:
The answer is C. Species diversity or B. Ecosystem diversity everyone thinks it either those 2 nobody really knows.
Answer:
D: It would fizz in acid.
Explanation:
Marble is a limestone & will have an acid reaction that is similar to the limestone from which it was formed.
The Tricuspid Valve<span>. The tricuspid </span>valve<span> is the three-leaflet </span>valve<span> on </span>the right<span> side of the heart between </span>the right<span> atrium and </span>the right ventricle<span> and stops the </span>backflow of blood<span> between the two. I hope this helps!!</span>
That answer would be A. nucleus