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#Question id: 28465


Optic vesicle secrete two paracrine factor for the lens formation these signalling factor known as___

#Unit 5. Developmental Biology
  1. Sox2 and L-Maf 
  2. BMP4 and δ-crystallin
  3.  BMP4 and FGF8
  4. Pax6 and Sox2

Answer:- Option(s): 3


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#Unit 5. Developmental Biology

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#Unit 5. Developmental Biology

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#Question id: 5630

#Unit 5. Developmental Biology

The entrance of multiple sperm is called as

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#Question id: 5631

#Unit 5. Developmental Biology

A change in the electric potential of the egg cell membrane occurs immediately upon the entry of a sperm in the process

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#Question id: 5632

#Unit 5. Developmental Biology

In the egg,_______ contains proteolytic enzymes that are released by exocytosis after fertilization and are important for preventing polyspermy.

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#Question id: 5633

#Unit 5. Developmental Biology

During slow block to polyspermy, the components of the cortical granules bind to the _______ to form a fertilization envelope.

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