They think that people started as a fish and there was a resolution into a bigger fish then into a land creature then into a monkey then into a man. They think that the earth was a little rock at the beginning but then other rocks joined it and it became 1 big planet. But this is just what they think.
The characteristics of T lymphocytes that are involved in specific immunity includes;
They mature in the thymus
They move freely among lymphoid tissues and connective tissues
They are responsible for cell mediated immunity.
Specific immunity is a subsystem of immune system that is comprised of highly specialized, systemic cells and processes that prevent the growth of pathogens or eliminate them from the body.
<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:
D) Neither of the parental genes is dominate over the other.
Explanation:
<em>Since the trait on the offspring is a mixture from both parent, it means that neither of the alleles from both parents is completely dominant over the other. Instead, each of the alleles contributes equally to the trait of the offspring.</em>
This effectively explains the fact that each trait exhibited by offspring is a blend of the traits from the two parents.
The correct option is D.
