Help with this pls I'm very counfused and it's due in 1 hours. 

The organelle pictured is found in cells of and is theorized to have once been an independent organism.

Which of the following terms best matches this definition: the process where humans choose the traits that will be present in the next generation through breeding. question 4 options: genetic determinism artificial selection acquired selection natural selection

There are only about 250,000 known fossil species. true or false