Web3. Draw a diagram of the specimen image of the mature follicle at 400X magnification. Label the following structures in your drawing: follicle cells, zona pellucid, mature oocyte, corona radiate, and follicular cavity filled with fluid. 4. How does the number of sperm cells that are visible in the images of the testicular tissue specimen compare with the number of ova … WebMay 4, 2024 · Figure 7.3.2. 4: As shown in this diagram of the embryo sac in angiosperms, the ovule is covered by integuments and has an opening called a micropyle. Inside the embryo sac are three antipodal cells, two synergids, a central cell, and the egg cell. Descriptive text: Illustration shows the embryo sac, which is egg-shaped.
Testicles (Testes): Location, Anatomy, Function & Conditions
WebThe reproductive structures of many animals are very similar, even across different lineages, in a process that begins with two gametes –eggs and sperm–and ends with a zygote, … WebSperm cells are gametes (sex cells) that are produced in the testicular organ (gonad) of male human beings and animals. Like the female gamete (oocyte), sperm cells carry a total of 23 chromosomes that are a result of … rhyme picture
What is a sperm cell like? Its structure, parts and …
WebAs is true for most cells in the body, the structure of sperm cells speaks to their function. Sperm have a distinctive head, mid-piece, and tail region (Figure 22.3. 1 ). The head of the … WebThe sperm cells are mixed with “nursemaid” cells called Sertoli cells which protect the germ cells and promote their development. Other cells mixed in the wall of the tubules are the interstitial cells of Leydig. These cells produce high levels of testosterone once the male reaches adolescence. WebThe testes have two functions: to produce millions of male gametes (sex cells) called sperm to make male sex hormones, which affect the way a man's body develops Sperm duct and … rhyme platform