The notochord, a flexible rod-like structure found in the embryos of all chordates.
नोटोकॉर्ड
English Usage: In vertebrates, the chorda dorsalis is replaced by the vertebral column.
Hindi Usage: कशेरुकी में, चोर्डा डोर्सालिस को कशेरुक स्तंभ से प्रतिस्थापित किया जाता है।
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