Does Everyone Pay Attention In Science Class?.. Part 2.?

Filed in Category Digestive System Practice Quiz

*PLEASE*
I don’t want no comments like “Do your own homework” !
This is not NO homework for the 1`s that are gonna leave smart a** comments!
Okay..
1.Why are digestive enzymes in a cell enclosed in a membrane-bound organelle?
This ONE is REALLY EASY!
2.How are cells,tissues,organs,and organ systems related?
Thank you all for participating in my part 2. Ultimate Quiz!

1 Comment so far

  1. girl on November 4, 2009 2:42 am

    1. no idea
    2. they all are a part of the circulatory system……i dunno if htis is right
    anyways, who cares????



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