Agriculture & Biology
natural selection
72%
signal transduction
68%
mutants
45%
mutation
44%
cytosine deaminase
43%
promoter regions
37%
genes
26%
flucytosine
20%
fluorouracil
16%
loci
15%
selection methods
15%
cells
12%
light intensity
11%
phenotype
8%
Escherichia coli
8%
enzymes
5%
tissues
5%
Medicine & Life Sciences
Genetic Selection
100%
Signal Transduction
60%
Flucytosine
52%
Cytosine Deaminase
39%
Mutation
36%
Genes
31%
Fluorouracil
12%
Dissection
11%
Poisons
9%
Light
9%
Escherichia coli
9%
Phenotype
7%
Enzymes
7%
Earth & Environmental Sciences
mutant
81%
coda
65%
mutation
64%
gene
58%
cell
23%
toxic product
19%
light intensity
14%
phenotype
13%
chemical
12%
enzyme
10%
tissue
9%
method
2%