Q. 574.5( 6 Votes )
Reproduction is essentially a phenomenon that is not for survival of an individual but for the stability of a species. Justify.
Each species face many forces that reduce the number of individuals constantly. Some of them are namely struggle for survival, competition
For natural rescores, prediction, natural cycle of ageing and death, any natural calamity etc. All these natural forces reduce the number of
Individuals per species.
Reproduction is the process of production of own kind. It includes production of offspring having both similarity and variations among themselves and from presents. Further, the process of DNA replication and its inheritance to offspring ensure production of own kind only.
Therefore, reproduction not only restore the number of individuals removed from the species by above mentioned natural forces but also maintain heredity of genetic character and introduction of variations, as needed for continuity and stability of species. Without it all of the exciting species will diminish soon life will come to an end.
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i. Write the functions of the following parts human male reproductive system:
a. Testis; b. Vas deferens; c. Urethra; d. Prostate
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i. Write the functions of the following parts of human male reproductive system:
(b) Vas deferens
ii. List any two common pubertal changes that appear in human males.Xam idea - Science
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