Answer:
<em><u>It </u></em><em><u>has </u></em><em><u>a </u></em><em><u>solid </u></em><em><u>surface </u></em><em><u>that</u></em><em><u> </u></em><em><u>is </u></em><em><u>covered </u></em><em><u>with </u></em><em><u>craters </u></em><em><u>like </u></em><em><u>our </u></em><em><u>Moon.</u></em>
Explanation:
<em>I </em><em>hope </em><em>it </em><em>helps </em><em>u </em><em>dear </em><em>(^^)</em>
Enhancers work by serving as binding sites for transcription factors--proteins that regulate transcription.<span> Enhancers lead to the production of regulatory proteins. The proteins bind to regulatory sites of DNA, triggering transcription of cell-specific proteins.</span>
The number of connections among species
Answer:
The correct answer is C) There is a larger variety of MHC proteins that can be expressed on the cell surfaces of their immune cells, providing a wider opportunity to recognize and attack pathogens.
Explanation:
The main reason why the testes are suspended within the scrotum is to provide cooler temperature for the testes and make it fertile for penetrating the egg. The Scrotum may contract or lengthen depending on the temperature of its surrounding.