WebPrenatal development is divided into three stages: the germinal period, the embryonic period, and the fetal period. The Germinal Period (Weeks 1-2) The germinal period is the first stage of prenatal development and … WebAug 3, 2024 · The germinal period (about 14 days in length) lasts from conception to implantation of the zygote (fertilized egg) in the lining of the uterus. During this time, the organism begins cell division and growth. After the fourth doubling, differentiation of the cells begins to occur as well.
23.2: Germinal Stage - Biology LibreTexts
WebPrenatal Development This period is divided into three stages: The germinal stage (0-2 weeks) The embryonic stage (3-8 weeks) The fetal stage (9 weeks-birth) 04/10/2024 Mawusi Amos 7 Germinal Stage Fertilization If one sperm does make its way into the fallopian tube and burrows into the egg, it fertilizes the egg. WebFeb 13, 2006 · There are three stages of prenatal development: the germinal, embryonic, and fetal stages. The first two weeks after conception are known as the germinal stage, … rachel meranus
Solved 1- The period of prenatal development characterized Chegg…
WebAug 3, 2024 · The germinal period (about 14 days in length) lasts from conception to implantation of the zygote (fertilized egg) in the lining of the uterus. During this time, the … The start of pregnancy is actually the first day of your last menstrual period. This is called the gestational age, or menstrual age. It’s about two … See more Within 24 hours after fertilization, the egg begins rapidly dividing into many cells. It remains in the fallopian tube for about three days after conception. Then the fertilized egg (now called a blastocyte) continues to divide … See more Each month, your body goes through a reproductive cycle that can end in one of two ways. You will either have a menstrual period or become pregnant. This cycle is continuously happening during your reproductive years — … See more From the moment of conception, the hormone human chorionic gonadotrophin (hCG) will be present in your blood. This hormone is created by the cells that form the placenta (food source for the growing fetus). It’s also the … See more WebThe germinal period (about 14 days in length) lasts from conception to implantation of the zygote (fertilized egg) in the lining of the uterus. During the first week after conception, the zygote divides and multiplies, going … rachel mepham