Instruct: Identify the main category of Biorxiv papers based on the titles
Query: Predictive Functions of H3K27me3 and H4K20me3 in Primate Hippocampal Stem and Progenitor Cells
31
The categories of this paper are: paleontology
21
The categories of this paper are: toxicology
17
The categories of this paper are: molecular
15
The categories of this paper are: developmental
7
The categories of this paper are: ecology
23
The categories of this paper are: immunology
22
The categories of this paper are: physiology
13
The categories of this paper are: animal
25
The categories of this paper are: bioengineering
24
The categories of this paper are: cancer
6
The categories of this paper are: plant
3
The categories of this paper are: evolutionary
19
The categories of this paper are: epidemiology
26
The categories of this paper are: biochemistry
16
The categories of this paper are: microbiology
4
The categories of this paper are: neuroscience