Subject
entomology
8
insect
7
embryology
5
radioisotope
5
Drosophila melanogaster
4
ionizing radiation
4
laboratory animal
4
Parasitology.
2
animal breeding
2
cloning
2
genetic engineering
2
hybridization
2
mutagenesis
2
parasite
2
BASIC (programming language)
1
Biomaterials.
1
Biotechnology.
1
Cell biology.
1
Chemistry.
1
Immunology.
1
Infectious diseases.
1
Life sciences.
1
Pharmacology.
1
aeronautics
1
animal development
1
bioassay
1
biochemistry
1
biological development
1
biological radiation effect
1
bird
1
cryopreservation
1
development
1
embryo
1
fertilization
1
gamete
1
gene expression
1
germ cell
1
isotope application
1
microscopy
1
mouse
1
radiation effect
1
sterilization
1
tracer technique
1
transgenic animal
1
worm
1
zoology
1