placenta acts like a gatekeeper

Categories: Comparisons

An example of simile in pubic science discoure:

"So the placenta has a series of systems which means it acts like a gatekeeper to prevent the mother's hormones going over to the baby."

Prof. Rebecca Reynolds

Rebecca Reynolds (Professor of Metabolic Medicine at the University of Edinburgh) was speaking on an episode ('Hormones') of BBC's In Our Time

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Author: Keith

Former school and college science teacher, teacher educator, research supervisor, and research methods lecturer. Emeritus Professor of Science Education at the University of Cambridge.