The major function of the reproductive system is to make sure that the human species<span> survives. It is not necessary for every human being to produce children, but in order to continue our human species, at least some people have to have children. The four main functions of the human reproductive system are: To produce egg and sperm cells, to transport and sustain these cells, to nurture the developing offspring, and to produce hormones.</span>
<span>All of these functions are divided by their primary and secondary, or accessory, reproductive organs. </span>
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Answer:
Neutron-capture inside stars.
Explanation: Although there are other minor contributions they are not only produced in stars that explode in supernova.
The wind makes pollination possible for gymnosperms. In gymnosperms ovaries are absent and the gametophytes of these plants are present on cones rather than flowers. Unlike angiosperms that get pollinated with animal interference, wind plays a crucial role in gymnosperm pollination.
Its conducted by the conjugation of two mature cells
<span>Two atoms of hydrogen and one atom of hydrogen </span>
