- A
****tozoon (/spərˌmætəˈzoʊ.ən, ˌspɜːrmətə-/; also
spelled ****tozoön; pl.: ****tozoa; from
Ancient Gr**** σπέρμα (spérma) 'seed', and ζῷον (zôion) 'animal')...
- an ovum, and a male
produces the
smaller type,
called a
sperm cell or
****tozoon.
Sperm cells are
small and
motile due to the
presence of a tail-shaped...
- the end of the process, it has
radically transformed into an
elongated ****tozoon,
complete with a head, midpiece, and tail. The
process of spermiogenesis...
- such as mammals,
paternal mitochondria brought to the
oocyte by the
****tozoon are
degraded through the
attachment of
ubiquitinated proteins. The destruction...
- division.
Usually 23
chromosomes from
****tozoon and 23
chromosomes from egg cell fuse (approximately half of
****tozoons carry X
chromosome and the other...
-
inside the male
gonads (****s) via
meiotic division. The
initial ****tozoon process takes around 70 days to complete. The
process starts with the...
-
apparatus origin,
commonly located at the tip of the head of the
mature ****tozoon,
Which contains a
variety of
enzymes and
antigens required for fertilization...
-
organ Mating Meiosis Gametogenesis ****togenesis
Oogenesis Gamete ****tozoon ovum
Fertilization External Internal ****ual
selection Plant reproduction...
-
Isogamy Germ cell
Meiosis Gametogenesis ****togenesis
Oogenesis Gamete ****tozoon ovum
Fertilization External fertilization Internal fertilization ****ual...
-
Isogamy Germ cell
Meiosis Gametogenesis ****togenesis
Oogenesis Gamete ****tozoon ovum
Fertilization External fertilization Internal fertilization ****ual...
