Inserting DNA into a phage head involves two types of reaction:

translocation and condensation. Both are energetically unfavorable.

The genome is packaged into the empty capsid by the terminase enzyme.

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#Id: 982

#Unit 5. Developmental Biology

IGFs and FGFs in the anterior region, Initiate the receptor tyrosine kinase (RTK) signalling inhibit BMPs and Wnts pathways

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#Id: 983

#Unit 5. Developmental Biology

Nodal protein establishes left-right polarity, By activating Pitx2 on the left side

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#Id: 984

#Unit 5. Developmental Biology

Drosophila eggs undergo superficial cleavage.

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#Unit 5. Developmental Biology

In the Drosophila egg, karyokinesis occurs without cytokinesis so as to create a syncytium.

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#Id: 986

#Unit 5. Developmental Biology

In Drosophila, during the ninth division cycle-Pole cells determination

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#Unit 5. Developmental Biology

In Drosophila, mid-blastula transition slowdown of nuclear division, cellularization, and concomitant increase in new RNA transcription