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the power strokes sperm use to drill an egg get dashed by herbal remedies
contraceptives
fertilization
hormones
scientific method
技术
源
personhood week: conception is a process
virginia
abortion
conception
ethics and policy
fertilization
health/medicine
law
personhood week
reproductive biology
科学
源
british scientists have finally figured out how sperm is able to connect with an egg.
juno
eggs
fertility
fertilization
molecular biology
sperm
科幻小说
源
why 18th century biologists made copulating frogs wear tiny pants
biogenesis
biology
fertilization
frogs
lazzaro spallanzani
pants
rene antoine ferchault de reaumur
sci
semen
sperm
科学
科幻小说
源
educational video remix makes fertilization look like a video game
生活型態
babies
education
egg
fertilization
reproduction
sperm
科学
源
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