Human reproduction is the process by which new individuals of the human species are produced. It involves the fusion of a sperm cell from the male and an egg cell from the female, forming a zygote. The zygote develops into an embryo, which grows within the mother’s uterus during pregnancy...
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Sexual reproduction, the production of new organisms by the combination of genetic information of two individuals of different sexes. In most species the genetic information is carried on chromosomes in the nucleus of gametes, which then unite to form a
Watch complete video answer for “Sexual reproduction brings about” of Biology Class 12th. Get FREE solutions to all questions from chapter PRINCIPLES OF INHERITANCE AND VARIATION.
Solved Questions For You Q: What are bisexual flowers? How are they different from Unisexual flowers? Ans. Bisexual flowers are flowers where both the stamen and the pistil are present in the same flower. In other words, the male reproductive part and the female reproductive part are in the...
Questions of stochastic influences on infectious disease dynamics have been studies in various ways, starting with the Reed-Frost model for a discrete time transmission of infection up to a stochastic version of the SIR model introduced above (Bailey 1975; Becker 1989). Finally, stochastic models ...
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It is therefore expected that upcoming studies combining genetic, embryology and developmental biology data will be able to answer some of these fundamental biological questions in the near future. View chapterExplore book Reproductive anatomy and physiology Timothy J. Evans, Vekataseshu K. Ganjam, ...
How do environmental challenges, especially the anthropogenic ones (those due to humans), affect these marine mammals? Dive in as we explore these compelling questions. What Are Dolphins, Anyway? Before plunging into the depths of dolphin reproduction, let’s briefly sketch out the background of ...