Medicine & Life Sciences
Sciuridae
78%
Phylogeny
64%
Mitochondrial DNA
56%
Nucleotides
43%
Clone Cells
42%
Forests
25%
Ecosystem
23%
Pinus ponderosa
23%
Southwestern United States
17%
Nutritional Requirements
14%
Population Density
12%
Mexico
11%
Population
4%
Agriculture & Biology
Sciurus aberti
100%
squirrels
64%
mitochondrial DNA
45%
nucleotides
38%
clones
36%
phylogeny
30%
sampling
15%
Southwestern United States
14%
Pinus ponderosa
13%
habitats
12%
polymorphism
11%
coniferous forests
11%
introgression
10%
Mexico
8%
methodology
2%
Earth & Environmental Sciences
mitochondrial DNA
64%
subspecies
63%
phylogeny
52%
divergence
13%
introgression
10%
habitat
9%
polymorphism
8%
range size
7%
substitution
6%
pine
6%
rate
2%
analysis
2%
method
1%