When is sperm fully developed?

Answer Males produce as many as 250 million sperm cells per day in a process called spermatogenesis, which happens in the seminiferous tubules in the testicles. Sperm cells take 65 to 74 days to fully dev... Read More »

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When is the fetal heart fully developed?

The fetal heart is fully developed by the 49th day after conception, which is stage four of the heart formation. However, the heart does not fully develop until the person reaches adulthood.Source:... Read More »

When are the lungs of a fetus fully developed?

According to researchers at the Department of Obstetrics, Gynecology and Reproductive Sciences, Yale University School of Medicine, the lungs are the last organs to fully develop in a fetus. Full l... Read More »

Are baby alligators fully developed when they hatch?

When they hatch, baby alligators are fully developed but very small and defenseless and will stay with their mother for up to two years, during which time they will increase rapidly in size.Referen... Read More »

Are baby alligators fully developed?

Baby alligators hatch after about a two-month incubation period. They are fully developed when they are born and are about 8 inches in length. Adult alligators measure about 6 to 12 feet in length,... Read More »