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Plasmolysis in Onion Epidermal Cells – Biology Lab Techniques

First, cut a white onion into 4 to 6 sections. Onion is an ideal model organism to study plasmolysys because its epidermis is easy to peel off and quite resistant. Pick the third leaf from the outside, as it usually shows the best compromise between tissue maturity and integrity. Cut 5mm-wide square sections with a […]

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Pediatrics – Congenital Anomalies: By Daryl Scott M.D.

Congenital anomalies encompass a range of abnormalities affecting the structure and/or function of different organs. These abnormalities can be caused by genetic changes, environmental factors, and/or teratogenic exposures. Anomalies can be classified as malformations, deformations, disruptions, or dysplasias. Malformations are defects where a structure is either abnormally formed, partially formed, or is not formed at […]

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