Why is the male gamete motile and not the female gamete?
Each sperm cell, or spermatozoon, is small and motile. The spermatozoon has a flagellum, which is a tail-shaped structure that allows the cell to propel and move. In contrast, each egg cell, or ovum, is relatively large and non-motile.
Can male gametes fertilize an egg from the same plant?
The two male gametes share equal ability to fertilize the egg cell in Arabidopsis thaliana.
How do male gametes differ from female gametes?
Anisogametes as found in mammals are dissimilar. In oogamy, the female gamete is a large motile while the male gamete is small and motile like in red algae.
Differentiate between male and female gametes.
|S.no.||Male Gametes||Female Gametes|
|3.||They are produced in large numbers.||Only a single gamete is formed at a time.|
Is female gamete motile in humans?
Oogamy: in humans and mammals, one of the gametes, male gamete or sperm, is motile and the other gamete, egg, or female gamete is non-motile.
What do you mean by double fertilization in plants?
: fertilization characteristic of seed plants in which one sperm nucleus fuses with the egg nucleus to form an embryo and another fuses with polar nuclei to form endosperm.
Is it possible for a hermaphrodite species to present cross Fecundation?
Even among hermaphrodites—i.e., those organisms in which the same individual produces both sperm and eggs—many species possess well-developed mechanisms that ensure cross-fertilization. …
What are the main differences in gamete production between males and females quizlet?
The male gamete has a head, a middle-piece and a tail however, the female gamete is spherical in shape. The nucleus of the male gamete contains either X or Y chromosome however the nucleus of the female gamete contain only one X chromosome. You just studied 5 terms!