In males, meiosis is called spermatogenesis because it produces sperm cells. In females, the process is called oogenesis because it produces egg cells, also known as ova. In spermatogenesis, four fully functioning sperm are produced at the end of meiosis. In each round of oogenesis, only one fully functioning egg is formed, and the other three cells produced are non-viable polar bodies.
Check your owner's manual. Regular octane is recommended for most cars. However, some cars with high compression engines, like sports cars and certain luxury cars, need mid-grade or premium gasoline to prevent knocking.ut take note: the recommended gasoline for most cars is regular octane. In fact, in most cases, using a higher octane gasoline than your owner's manual recommends offers absolutely no benefit.
Funny car fuel systems are key to their immense power. During a single run (starting, burnout, backing up, staging, 1/4 mile) cars can burn as much as 15 US gallons (12 imp gal; 57 L) of fuel. The fuel mixture is usually 85â90% nitromethane with 10â15% methanol. The ratio of fuel to air can be as high as 1:1.