Usa - 1947 - a middle school teacher answers a student's question about why there are many sperm cells to one egg cell.

Name: Usa 1947 Middle School Teacher Answers
Uploaded: 2024-02-15T00:00:00.000Z
Duration: 1 min 11 s
Channel: Rick Ray
Description: Usa - 1947 - a middle school teacher answers a student's question about why there are many sperm cells to one egg cell. Stock Footage Video (100% Royalty-free) 3438454515 | Shutterstock