Which Growth Factor Is Expressed by the Dorsal Limb Ectoderm

question 13

Multiple Choice

Which growth factor is expressed by the dorsal limb ectoderm and is essential for patterning the dorsal-ventral axis?

• A) Wnt3a
• B) Wnt7a
• C) Shh
• D) Wnt5a
• E) Fgf8

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