#Question id: 5140
#Unit 5. Developmental Biology
Following statements regarding to the Ectodermal competence and the ability to respond to the optic vesicle inducer in Xenopus.
A. The optic vesicle is able to induce lens formation in the posterior portion of the ectoderm but not in the anterior portion.
B. If the optic vesicle is removed, the surface ectoderm forms either an abnormal lens or no lens at all.
C. Only head ectoderm is competent to respond to the signals from the optic vesicle by producing a lens.
D. The head ectoderm appears to secrete two paracrine factors BMP 4 and FGF8, which involves in the activation of lens-specific genes such as crystallin.
Which of the following combination is incorrect?
#Question id: 12515
#Unit 6. System Physiology – Plant
#Question id: 27983
#Unit 1. Molecules and their Interaction Relevant to Biology
#Question id: 11859
#General Aptitude
#Question id: 24551
#Unit 9. Diversity of Life Forms
For the construction of appropriate phylogenetic tree, comparing with different organism by using