Biology
Robert Columbia's user avatar
Robert Columbia's user avatar
Robert Columbia's user avatar
Robert Columbia
  • Member for 7 years, 1 month
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Hi, I'm Robert Columbia

Pronouns: he/him

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All Questions Answers
Score Newest
question
39
Can bacteria be killed by purely physical trauma?
Sep 30, 2020
question
18
When does a virus become a different species?
Jul 21, 2021
question
15
Are there animals that have evolved a resistance to human activity or encroachment?
Jun 15, 2020
question
3
What determines the color of the air sac of a Portuguese man o' war?
Mar 16
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Update: an agreement with Monica Cellio
186
Are there specific issues with unwelcoming behavior toward LGBTQ persons on Stack Exchange?
131
The Windows Phone SE site has been archived
121
Feedback post: Moderator review and reinstatement processes
117
What's the longest distance that can be traveled by only using free transportation?

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