How the location of exons and introns within a gene are determined?

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#Question id: 12041

#Unit 7. System Physiology – Animal

Which of the following is not normally found in abundance in the portal blood?

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#Question id: 5552

#Unit 5. Developmental Biology

Soon after gastrulation, dorsal ectodermal cells condense and form a tube called the _______________ tube.

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#Question id: 3948

#Unit 3. Fundamental Processes

The following complex of macromolecules is found in a cell: DNA attached to RNA polymerase, attached to a growing chain of RNA, attached to a ribosome, attached to two tRNAs, attached to a growing chain of amino acids. The cell must be:

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#Question id: 32210

#Unit 1. Molecules and their Interaction Relevant to Biology

Identify the structure shown

 

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#Question id: 11086

#Unit 7. System Physiology – Animal

A 17-year-old female was bicycling without a helmet when she fell and hit her head. In the emergency room, she was not conscious and was receiving ventilator assistance. Her blood gases follow:

PaO2 = 52 mm Hg,

PaCO2 = 75 mm Hg, pH = 7.15, and

HCO3− = 31 mM

The majority of the CO2 was being transported as