feather germ वाक्य
"feather germ" हिंदी में feather germ in a sentenceउदाहरण वाक्य
- Proliferation of cells in a ring around the feather germ creates a cylindrical depression , the follicle , at its base
- Feather growth begins with a thickening of the epidermis called the placode , which elongates into a tube ? the feather germ [ see illustration above ]