How can non-mammals that hatch from shells survive while they don’t have an umbilical cord connected them to the mother and sustaining them? 1.03K viewsJanuary 3, 2024 Question90.84K November 8, 2019 0 Comments How can non-mammals that hatch from shells survive while they don’t have an umbilical cord connected them to the mother and sustaining them? In: Biology 6 Answers ActiveNewestOldest Anonymous Posted November 8, 2019 0 Comments The yolk provides the nutrients the umbilical would. The oxygen from the air passes through the shell (if it’s there) and into the “egg whites” and into the growing animal. You are viewing 1 out of 6 answers, click here to view all answers. Register or Login
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