WebL5 – development and sex determination Tuesday, March 21, 2024 10:37 AM Gamete – unfertilised egg cell Gonads – organs which produce gametes - -testes and ovaries Oocyte – immature egg cell Spermatocyte – immature sperm cell Zygote – fertilized egg MALE REPRODUCTIVE SYSTEM Testes Scrotum Duct system for sperm transport 3 sets of … WebFertilization occurs when pollen grains (male gametophytes) are carried by the wind to the open end of an ovule, which contains the eggs, or female gametophyte. There, the pollen grain develops an outgrowth called a …

The Life Cycle of Plants: Fertilization SparkNotes

Your uterus looks like a light bulb. It’s about the size of your fist. It’s also commonly described as an upside-down pear. Your uterus has two horn-like organs at the top (the fallopian tubes). It connects to your cervix at the … See more Your uterus is about 3 inches from top to bottom and 2 inches wide at the widest part. It’s about 1 inch thick and weighs around 1 ounce. See more Your uterus is in your pelvis between your bladder and rectum. It’s supported by your pelvic floor muscles and perineal body. Ligaments in your … See more Your uterus consists of three layers: 1. Perimetrium: The outermost, protective layer. 2. Myometrium: The highly muscular middle layer. This is what expands during pregnancy and … See more Your uterus is one of the most unique organs in your body. It can stretch from the size of a lemon to the size of a watermelon during pregnancy. Your uterus can be up to 2 pounds when your baby is born. Your uterus … See more WebIn oviparity, fertilized eggs are laid outside the female’s body and develop there, receiving nourishment from the yolk that is a part of the egg. This occurs in most bony fish, many reptiles, some cartilaginous fish, most amphibians, two mammals, and all birds. diatomaceous earth inhalation hazard

Stages of Development of the Fetus - Women

WebThe germinal period (about 14 days in length) lasts from conception to implantation of the fertilized egg in the lining of the uterus (See Figure 2.5). At ejaculation millions of sperm are released into the vagina, but only a few reach the egg … http://www.savobgyn.com/gynecology/the-menstrual-cycle/ WebJan 31, 2024 · When an egg is fertilized, an embryo develops within the maternal uterus. Two membranes surround the fetus: the outer chorion and the inner amnion, which together form the amniotic sac. The... citing cards