If the S-A node discharges at 0.00 seconds, when will the action potential normally arrive at the AV bundle (bundle of His)?

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#Question id: 672

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

An ideal α-helix has a pitch of 0.54 nm and a rise of 0.15 nm. What is the length along the helix axis for a segment of an ideal α-helix that contains 30 amino acids?

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#Question id: 677

#SCPH05 I Biotechnology

A helical wheel can be used to show

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#Question id: 2312

#SCPH28 | Zoology

Membranous sac-like structures that are formed from the Golgi apparatus are called

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#Question id: 11656

#SCPH28 | Zoology

What is the assumption of Clements in colonizing successional  species?

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#Question id: 5020

#SCPH06 I Botany

Dicynodonts survived the Permian extinction and, therefore, existed during both the