Many reptile groups initiate gastrulation by migration through an amphibian- like blastopore, avian and mammalian gastrulation takes place through the:

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#Question id: 2943

#SCPH01 Biochemistry

Which of the following is NOT a mechanism by which G1/S cyclin-CDKs ensure progression through the cell cycle?

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#Question id: 2644

#SCPH01 Biochemistry

Which of these items have a positive impact on PEDCBA transcription?

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#Question id: 2609

#SCPH01 Biochemistry

trp Operon structures involves,

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#Question id: 8921

#I Life Science/ Life Sciences Group – I-V

Evidence of which structure or characteristic would be most surprising to find among fossils of the Ediacaran fauna?

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#Question id: 5233

#SCPH06 I Botany

The most important feature that permits a gene to act as a molecular clock is ________.