The answer is "All of the above".
<u>Answer:</u>
<em>There are innermost serious membranes that cover the heart is Parietal Pericardium.</em>
<u>Explanation:</u>
Heart is <em>covered by pericardium</em> in two sides, inner and outer sides. The inner membrane is parietal pericardium and the outer one is visceral pericardium. Pericardium is made up of <em>fiber tissues</em> that strongly protect the heart from all around.
The<em> main function of pericardium</em> is to protect the heart from any injuries and prevent the infections. The serious pericardium helps in<em> lubricating the heart. </em>
Answer:
approximately 4.5 billion years ago
Explanation:
I believe the answer is Gene splicing because they remove specific genes in order to create a transgenic organism.
I hope this helps!
<span>Because death by a predator would be quicker than death by starvation. </span>