r/AskBiology is a subreddit with 37k members. The community frequently discusses biology, evolution, genetics, animals, and anatomy, and they frequently recommend/review mosquito repellent, and the most common flair used is human body, general biology, zoology/marine biology, evolution, and genetics.
If you have questions or if you want to clarify on something that confuses you about any topic of biology, we are here to help.
This sub is a friendly space for biology-related discussions. Please familiarise yourself with the rules before posting.
Popular Topics in r/AskBiology
#1
Biology
108 posts
#2
Evolution
44 posts
#3
Genetics
22 posts
#4
Animals
19 posts
#5
Anatomy
11 posts
#6
Dna
8 posts
#7
Sleep
8 posts
#8
Zoology
8 posts
#9
Medicine
7 posts
#10
Plants
6 posts
Products Discussed in r/AskBiology
Mosquito Repellent
1 review
#1
DEET
5.0★ from 1 review
Flair Used in r/AskBiology
#1
Human body
: "How is the population fairly half male and half female?"
30 posts
#2
General biology
: "What’s stopping all of life from eventually becoming infected with prions?"
25 posts
#3
Zoology/marine biology
: "Are blue whales a coincidence?"
21 posts
#4
Evolution
: "Why is the male to female ratio nearly exactly 50:50?"
20 posts
#5
Genetics
: "How are some people able to grow such long beautiful hair while others can barely grow hair past their shoulders?"
18 posts
#6
Microorganisms
: "If “re-cooking” food that went bad isn’t enough to disinfect it, how does the heat of the dishwasher disinfect the plate the expired food was in contact with before one threw it out?"
7 posts
#7
Cells/cellular processes
: "Haploid cells"
7 posts
#8
Botany
: "Are there palms with sufficiently hard and sharp fronds to cut animals?"
1 post
Member Growth in r/AskBiology
Yearly
+17k members(82.5%)
Similar Subreddits to r/AskBiology
r/biology
5.5M members
0.3% / yr
r/evolution
171k members
21.9% / yr
About
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Last updated: August 9, 2026