PPT-Fertilization

Fertilization Union of 2 parent cells Sperm and egg cells called gametes Product of egg sperm fertilized egg zygote Embryo early stages of an organisms development from first cell division to end of 8. Genetic Variability. You Must Know. The importance of crossing over, independent assortment and random fertilization . to increasing genetic variability.. Mutations (changes in an organism’s. DNA) are the original source of genetic diversity. Mendelian inheritance has its physical basis in the behavior of chromosomes. You Must Know. How the chromosome theory of inheritance connects the physical movement of chromosomes in meiosis to Mendel’s laws of inheritance. Gametogenesis . Long prophase in oogenesis. NON dis junction. Abnormal gametes. Abnormal Oocytes. Abnormal Sperms. Spermatogenesis. Aspermia. Oligospermia. Azoospermia. Contraception. Contraceptive pills.  . Gene transfer, asexual reproduction, sexual reproduction, and apomixis . viachicago.wordpress.com. t. inyfarmblog.com. b. irdsandbloomsblog.com. Asexual reproduction. . The clone is immortal . Example: . Cw . Roderick Negrave PhD, RPF, PAg. Research Section Head, Coast Area. FLNRO, Nanaimo. Topics:. Introduction to results from transitional-site fertilization. Urea-only fertilization of mixed stands. Salma Zamora. Formation of Sperm. Age. : These . changes occur in boys between the ages of 12 and 16, with a wide variation. Some boys may start even . later, or earlier. . Puberty: It hits guys around 12 years old but Puberty is a process that goes on for several years its different to all.. Type Influences C . Allocation and N Acquisition in Moist Tundra in Response . to N Fertilization, P Fertilization, . and . Warming. Erik . Hobbie. 1. , Laura Gough. 2. , Sarah Hobbie. 3. , Gaius Shaver. (Begin on Page 463). Fertilization. In human mating, hundreds of . millions. of sperm are ejaculated into the . vagina. . The sperm then pass through the . cervix. , up through the . uterus. , and into the . PUBERTY, DRAWING Puberty. Illustration of the changes observable at puberty in both boys and girls (genitals, weight and height, secondary sex characteristics and other characteristics . developped. specifically due to the secretion of testosterone in boys and estrogen in girls.. internal fertilization allows animals to reproduce sexually.. internal fertilization requires much less expenditure of resources.. internal fertilization produces more offspring, ensuring rapid population growth.. I. Reproduction With Cones and Flowers. A. Alternation of Generations. - All plants have a life cycle in which a diploid sporophyte generation alternates with a haploid gametophyte generation.. Haploid. Amanda Porter. WHAT IS IN VITRO FERTILIZATION (. ivf. )?. Process used to treat infertility. Egg and sperm combined in laboratory. Once embryo(s) formed, placed in uterus. Complex and expensive procedure. Asexual reproduction: Overview. Example #1: . Garlic (. Allium sativum. ) . “As far as we know, garlic in cultivation throughout history has only been propagated asexually by way of vegetative cloves, bulbs, and bulbils (or topsets), not from seed. These asexually propagated, genetically distinct selections of garlic we cultivate are more generally called "clones". Yet this asexual lifestyle of cultivated garlic forgoes the possibility of combining traits proffered by interpollinating diverse parental stocks.”. PARENTS, AND PEDIATRICS MARISA PACELLA , MD FELLOW LECTURE JANUARY 28, 2016 CASE  Full term, singleton female  CHOP NICU for hypoglycemia, hyperinsulinism  Consulted CHOP Genetics  His