Because a single celled organism is not as adapted to the tasks at hand and is not as effective as a multi-celled organism. Having a multi-celled organism, specific cells in his body can perform specific tasks which grant him a faster exeuction time of these tasks as opposed to a single-celled organism.
<span>Yea as letsreinventlove said, what tissues and how much detail, each of the ones mentioned each has its own sub-categories like loose or dense connective tissue etc. Put down a list of what ya want to know, eg Type; Function; where its found etc and ill happily answer it. Iyts quite a large area</span>
Answer:
Different parts of the DNA are activated or used.
Explanation:
Different parts of the DNA can be turned "off" or "on" based on the needs to create the certain cell.
Answer:Ruby Bridges, one of four African American girls to integrate the New Orleans public school system in 1960, came to symbolize the innocence and bravery of the children involved in the effort. Ruby Bridges rose to national prominence during the New Orleans School Crisis of 1960.
Explanation: