biology crossword. help ! ?

  • Thread starter Thread starter Keely G
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Keely G

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im doing this crossword puzzle for biology, but there are a few questions im stuck on. help me please !

1.) study of organisms and how they interact with each other and their environment.
2.) segment of DNA those codes for a protein
3.) a group of cells working together to do a job
4.) composed of many cells.
5.) producing more organisms like themselves.
6.) the three major subdivisions of all organisms
7.) traits that improve an organisms chance for survival
8.) degree of internal and external order in organisms
9.) a physical or chemical change in an organism's environment
10.) increase in size
11.) small parts of a cell carrying on different jobs.
12.) a bacterium is an example
13.) process of becoming an adult
14.) new cells forming from preexisting cells.
15.) organisms with favorable traits have a better chance to survive and reproduce
 
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