All Lessons by Armando Hasudungan
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20 minScience lesson11 CQ
Learn how the endocrine system works! Explore the endocrine system’s relationship to the nervous system, and how hormones communicate with molecules.
with Armando HasudunganLearn how the endocrine system works! Explore the endocrine system’s relationship to the nervous system, and how hormones communicate with molecules.
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7 minFREEScience lessonFree4 CQ
Did you know that vomiting is one of our defense mechanisms as humans? Watch a scientific explanation of why we throw up and how it happens through drawings.
with Armando HasudunganDid you know that vomiting is one of our defense mechanisms as humans? Watch a scientific explanation of why we throw up and how it happens through drawings.
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8 minScience lesson5 CQ
How does hormonal regulation of the male reproductive system work? This lesson explores how the pituitary gland relates to testosterone and sperm growth.
with Armando HasudunganHow does hormonal regulation of the male reproductive system work? This lesson explores how the pituitary gland relates to testosterone and sperm growth.