External would be skin, nose hair, etc. Internal is white blood cells and bacteria that the body makes to help prevent infections.
Hope this helps!
<span> c. the bacteria that live in the intestine of a rabbit. The word biotic means anything pertaining to life. In ecology, the biotic factors refer to activities that of living organisms that affect other living organisms in the habitat.</span>
A Personal Experience Timeline helps the writer generate a topic. The writer can use the timeline to see specific moments in their lifetime. The correct answer will be A.
<span>1. Biological disadvantages; people will be able to rid themselves of diseases or provide themselves with superior genes.
2. People will want to make clones; people will want to provide themselves, or their children, with superior genes; superior genetic people will create a higher, genetically-modified class.</span>