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Molecular Biology (Biology, Kindle eBooks): Amazon KDP category data
Amazon Kindle eBooks Best Sellers data for Molecular Biology (Biology, Kindle eBooks), updated Nov 2, 2026: median price $9.99, median 21 reviews, average rating 4.5 and a KDPTop opportunity score of 27/100 (highly competitive).
| Price range (middle 50%) | $6.99 – $13.74 |
|---|---|
| Average rating | 4.5 |
| New releases (90 days) | 10% |
| Books on the list | 100 |
| Store | Kindle eBooks |
What stands out
- Its median reviews are 2% of the parent category Biology (928), one of the easier corners under it.
- Its review barrier is lower than in 71% of Kindle eBooks categories: the median best seller has only 21 reviews, so new books can chart with few.
Top 10 Molecular Biology best sellers
-
Why We Die: The New Science of Aging and the Quest for Immortality
- List rank#1
- Price$2.99
- Rating4.4
- Reviews1,472
-
Scientific American September 2026
- List rank#2
- Price$6.99
- Rating4.8
- Reviews13
-
Scientific American October 2026
- List rank#3
- Price$6.99
- Rating4.2
- Reviews7
-
Scientific American June 2026
- List rank#4
- Price$6.99
- Rating4.4
- Reviews42
-
Scientific American November 2026
- List rank#5
- Price$6.99
- Reviews-
-
The Frozen Gene: The End of Human Evolution (The Mathematics of Evolution Book 2)
by Vox Day
- List rank#6
- Price$0.99
- Rating4.9
- Reviews27
-
The Brain: Big Bangs, Behaviors, and Beliefs
by Rob DeSalle
- List rank#7
- Price$2.99
- Rating4.4
- Reviews50
-
Rosalind Franklin: The Dark Lady of DNA
by Brenda Maddox
- List rank#8
- Price$9.14
- Rating4.6
- Reviews485
-
The Body Electric: Electromagnetism and the Foundation of Life
- List rank#9
- Price$12.99
- Rating4.6
- Reviews1,571
-
The Glycine Miracle: The Science of Living Long and Free from Inflammation
by Joel Brind
- List rank#10
- Price$9.99
- Rating4.5
- Reviews143
Same niche in Books: Marine Biology
FAQ
Is Molecular Biology a good niche for Amazon KDP?
Its KDPTop opportunity score is 27/100, which makes it highly competitive. The median best seller has 21 reviews and sells for $9.99.
How many reviews do you need to rank in Molecular Biology?
The median best seller has 21 reviews, and 75% of them have fewer than 100.
What do Molecular Biology best sellers cost?
The median price is $9.99; half of the best sellers are priced between $6.99 and $13.74.
Can new books break into Molecular Biology?
10% of the current best sellers were released in the last 90 days.
About this data
Data comes from KDPTop's daily crawl of Amazon's public Best Sellers pages; medians use the latest list. The opportunity score (0–100, higher is easier to enter) combines the review barrier, the share of low-review books, list turnover, new-release share and price.