Male sex is a risk factor for pre-term birth (PTB) among singleton pregnancies; however, in twin pregnancies, the effect of sex on PTB is not yet clear. The aim of this study was to evaluate the effect of twin''s sex on risk of PTB. During this analytical cross-sectional study, we...
There are two sets of chromosomes one set for the female and one set for the male. How the chromosomes of different peoples are compared? What is the production of egg cells by meiosis called? What is the relationship between the number...
What are male reproductive cells, or gametes, called? What is a female reproductive cell, or gamete, called? What is the term for cells (egg or sperm) resulting from a meiotic division of germ-line cells? a. gametes b. somatic cells c. zygotes d. none...
victoriae: (1) spawning was synchronous and annually consistent; (2) long periods were required for gamete development, with oocytes requiring 18 to 24 mo to mature; (3) there was clear inter-annual variability in reproductive effort and nutritional condition, which could be associated with the ...
(2015). Improvement of gamete quality and its short- term storage: an approach for biotechnology in laboratory fish. Animal 9, 464-70.YASUI, G. S. et al. Improvement of gamete quality and its sterm storage: an approach for biotechnology in laboratory fish. Animal, Cambridge, v. 9, n. ...
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zygote,fertilized egg cell that results from the union of a female gamete (egg, or ovum)with a male gamete (sperm). In the embryonic development of humans and other animals, the zygote stage is brief and is followed by cleavage, when the single cell becomes subdivided into smaller cells. ...
9] in order to face either human fertility in case of premature reduction of female gamete reserve (young oncological patients and premature menopause) or animal reproduction to enhance the reproductive performance of highly selected domestic mammals or to preserve biodiversity by contrasting the reduced...
's power — just not in the way social media would have you believe. This treacherous stretch of sea, known as the Drake Passage, can be a nightmare for sailors. Off the Cape's coast,the ocean floorrises thousands of feet in just a few miles, regularly spawning huge waves in the ...
A total of 111 patients undergoing treatment for male factor infertility using SUZI participated in the trial for one treatment cycle only. They were allocated to have either corticosteroid treatment to induce immunosuppression or placebo. An elevated beta-hCG was found in 25% (9 of 36) of ...