Inherited diversity
Pili are plasma membrane extensions that serve to allow joining of bacterial cells so that exchange of DNA between cells may occur, thus bringing about sexual reproduction.
It depends on what you mean by "advantageous," as sexual and asexual reproduction come with its own characteristics. Sexual reproduction involves two living things, and it can involve the transfer of fluids, leading to potential disease; however, many would say that sexual reproduction is quite enjoyable for both parties. Asexual reproduction, though, while extremely efficient and completely devoid of danger, doesn't serve any purpose for the sole living organism, as asexual simply involves one life form splitting into two, something amoebas and paramecium do to multiply.
The function of a worm or leeches clitellum is to secrete a viscid sac where their eggs are laid. It is located at the end of their body.
Coins and bills are fiat money valuable because the government says they are. They are useful in trade and portability. They are durable. They are accepted by people. Therefore, they serve the purpose to purchase something with ease.
What purpose does silicone serve in conditioners
They serve the same purpose as T.V or movies. They are a form of entertainment.
Reproduction of radiolarians is poorly known. Binary fission, multiple fission, and budding have been reported. Sexual reproduction is suggested by observations of numerous biflagellated swarmers, similar to cells known to serve a reproductive function in other protistan groups. But the subsequent fate of these bodies has yet to be observed.
The purpose of fertilization is the first step in the reproduction of new offspring, which contributes to the longevity of different species, so that they do not become extinct.i.e. human fertilization occurs when a haploid sperm cell & haploid secondary oocyte produce a diploid nucleus
Serve as preservatives.
The purpose is the toilet.
Unfortunately it is, you should be fine after your baby is born. In the mean time you may find one of the many protective pads on the market serve a valuable purpose.
Brreasts (technically, mammary glands) are sexual because they serve a reproductive purpose, which is to feed babies. In evolutionary terms, a mate is more desirable if she appears to be capable of taking good care of any children which may result from mating with her.