Biologist: When bacteria of a particular species are placed in a test tube that has different areas lit with differen...

Ruchita on August 5 at 11:21PM

Why is the answer not D?

I don't understand how to eliminate D to get to the right asnwer.

2 Replies

Ruchita on August 5 at 11:40PM

Sorry, posted on the wrong question.

Shunhe on August 6 at 02:31PM

No worries, feel free to post on the other one so we can help!