According to the Oxford English Dictionary, sex (noun) has a definition as “the sum of those differences in the structure and function of the reproductive organs on the ground of which beings are distinguished as male and female, and of the other physiological differences consequent on these; the class of phenomena with which these differences are concerned” . In addition to producing female sex hormones (estrogen and progesterone) and male sex hormones, the ovaries produce and release eggs. When someone’s sexual and reproductive anatomy doesn’t seem to fit the typical definitions of female or male, they may be described as intersex. Ricardo Munarriz, MD, Noel N. Kim, PhD, Irwin Goldstein, MD and Abdul M. Traish, PhD. Periodicity, and subsequently menstruation, is suppressed during pregnancy and lactation. The Biology of the Orgasm . Hermaphrodite: Hermaphrodite is an organism possessing both types of gonads. Get Answer. The periodicity is manifested by menstruation at intervals of about 28 days; important changes occur in the ovaries and uterus during each reproductive, or menstrual, cycle. Females do not have periods until puberty. The average age for a female's first period is age 12. Zygote Definition. A thin stalk that supports the anther . Are gender and sex the same? Learn what the gonads are and examine their functions. Connects the stigma to the ovule. Hermaphrodite Definition. by Michelle Spoto | published May. Hermaphrodite definition, (no longer in common use; now considered offensive) an individual in which both male and female reproductive organs are present, or in which the chromosomal patterns do not fall under typical definitions of male and female. lates 1. 3rd, 2014. Pistil, the female reproductive part of a flower. How to use female in a sentence. The smaller one is the sperm. What is the definition of the carpel? Fertilization definition, an act, process, or instance of fertilizing. Anisogamy, or the size differences of gametes (sex cells), is the defining feature of the two sexes. Similar distinctions also exist in the plant world, with the female gamete being called the ovule and the male gamete going by the name of pollen. Editors note: In this article, we note the differences between the “male” and “female” orgasm and use biological sex as the distinction between the two. What is the definition of the ovule? A male gamete can fuse with a larger female gamete, or ovum, in the process of fertilization.A male cannot reproduce sexually without access to at least one ovum from a female, but some organisms can reproduce both sexually and asexually. A zygote is the cell formed when two gametes fuse during fertilization. A related word, first appearing in 1520, is wittol, which substitutes wit (in the sense of knowing) for the first part of the word, referring to a man aware of and reconciled to his wife's infidelity. The male gamete or ’sperm’, and the female gamete, ’egg’ or ’ovum’ are specialized sex cells, which fuse together to begin the formation of a zygote during a process called sexual reproduction. The larger gamete produced by the female is usually called the egg or ovum. Digging. Due to the heteronormative nature of the research conducted on this topic, the information in this article does not reference intersex individuals. Biology definition, the science of life or living matter in all its forms and phenomena, especially with reference to origin, growth, reproduction, structure, and behavior. The internal reproductive organs include the vagina, uterus, Fallopian (uterine) tubes, and ovaries. See more. 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