<span>The normal movement of water across this membrane is from high to low water concentration</span>
Answer:
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Explanation:
Three forces involved in brushing your teeth are first push, then pull, then push.
Answer:
After a male ejaculates, many sperms move to the upper vagina (via contractions from the vagina) through the cervix and across the length of the uterus, reaching the fallopian tubes. Here they will meet the egg cell ready to be fertilized
