noun Download 🔗Share A small gemma or bud of dormant embryonic cells produced by some freshwater sponges. Examples : "During biology class, we learned that a freshwater sponge can survive winter by forming a gemmule, a protective bud containing dormant cells. " biology organism animal Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share A hypothetical particle once thought to be the basis of heredity according to pangenesis theory. Examples : "According to Darwin's pangenesis theory, a gemmule from each part of the body carried hereditary information to the reproductive organs. " biology theory Chat with AIVocabulary GamePractice Reading