• REPRODUCTION IN MAMMALS
    [A CASE STUDY OF UHUNMWONDE LOCAL GOVERNMENT AREA OF EDO STATE]


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    • ABSRACT - [ Total Page(s): 1 ]This study examined reproduction in mammals using man as a case study. In the study, some of the main features of reproduction in man are explored. After considering some of the various aspects of reproduction in man and the challenges faced, we move to consider in particular, pregnancy and childbirth. To this effect, a questionnaire was designed that addressed issues relating to pregnancy and childbirth. The primary audiences for the questionnaire were pregnant women/nursing mothers and medical practitioners, and the study area was Uhumwonde local government area of Edo state. The responses a ... Continue Reading

         

      CHAPTER ONE - [ Total Page(s): 4 ]Reproduction involves costs associated with mating (e.g., finding mates), pro-ducing gametes and offspring (e.g., eggs), and for many species parental care (Roff, 1992). Mechanisms underlying the cost/benefit trade-offs involved in reproducing may be genetic or social/environmental, or they may represent a genotype by environment interaction (Reznick, Nunney, & Tessier, 2000). Social costs include those incurred during intrasexual competition over mates and are described later. Genetic trade-offs arise when the same gene or genes affect two or more life history traits (Williams ... Continue Reading