folliculogenesis
oogenesis
vitellogenesis
spermiogenesis
C. vitellogenesis
ovulation
fertilization
implantation
entry of sperms into vagina
disappearance of tail
food habit becoming carnivore
land habit
excretion beocmes mesonephric
Spider
Crow
Honeybee
Earthworm
copulation
amphimixis
syngamy
amplexus
parthenogenesis
parthenocarpy
polyembryony
paedogenesis
epiboly
emboly
both and
delamination
enlarges in size
decreases in size
retains the same size at the beginning
gradually enlarges in size
ova
sperm
both and
primary spermatogonia
histogenesis
paedogenesis
histolysis
paedomorphosis
neurulation
tubulation
crania tion
none of these
early blastula
late blastula
early gastrula
lategastrula
holoblastic
meroblastic
diploblastic
triploblastic
straight
curved
coiled
zig-zag
foregut
midgut
hindgut
somatopleure
blastula and opens in blastocoel
blastula and opens in archenteron
gastrula and opens in blastocoel
gastrula and opens in archenteron
Vasa efferentia, Bidder's canal, uriniferous tubule and nephrotome
Vasa efferentia, Bidder's canal, and uriniferous tubule
Vasa efferentia, uriniferous tubule nd Bidder's canal.
Vasa deferentia, uriniferous tubule and Bidder's canal
folliculogenesis
oogenesis
vitellogenesis
spermiogenesis
flagellum
acrosome
sperm lysins released from the acrosome
mitochondira located at the middle piece
3
8
4
12
paedogamy
autogamy
isogamy
anisogamy
spermiation
spermiogenesis
spermatogenesis
androgenesis
vitellogenesis
oogenesis
spermatogenesis
fertilization
4-5 years
6-8 years
8 - 10 years
12 -14 years
endoderm
mesoderm
ectoderm
chordomesoderm
fertilized egg
spermatozoa
unfertilized egg
egg membranes
birds
mammals
insects
molluscs
Frog
Housefly
Hydra
Mosquito
hyaluronidase
hyaluronic acid
androgamone
cryanogamone
completely disappears during metamorphosis
partialy retained during metamorphosis
partially disappears during later stages of metamorphosis
fully retained in the adult frog
one cell
100 cells
1000 cells
10000 cells