Motorcycle Brake Pads: Sintered Vs Organic. We all love twisting the throttle to go down the road, but being able to stop your motorcycle is nice too. Brake pads can be one of those things that you keep neglecting over time and think to yourself that youâll get to it later.
The mature sperm cell is slender; in the middle part, the mitochondria are thick and ring-shaped. The DNA in the nucleus is maximally condensed.
Sperm contains 23 chromosomes. An egg contains 23 chromosomes. The zygote (a fertilized egg) contains 46 chromosomes. Yet, it is also important to consider that the egg completes meiosis before joining with the sperm, thereby shedding half of its 46 chromosomes into a polar body that adjoins the zona pelucida lining.