) A prokaryotic organism is isolated from a glacier, where it was thriving. Based on your knowledge of the plasma membrane, you would expect to find a predominance of
A) largely saturated fatty acids.
B) equal amounts of saturated and unsaturated fatty acids, as long as the chain was close to 12 carbons in length.
C) cell wall to define the cell because the cell membrane would not be present.
D) largely unsaturated fatty acids.
E) none of the above
D) largely unsaturated fatty acids.
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Which of the following has the phases of the Calvin-Benson cycle in the correct order, starting with the entry of ribulose 1,5-bisphosphate?
A. Carboxylation phase, reduction phase, regeneration phase B. Reduction phase, carboxylation phase, regeneration phase C. Carboxylation phase, regeneration phase, reduction phase D. Regeneration phase, carboxylation phase, reduction phase
__________ is a form of genetic exchange in bacteria that involves contact between two cells
a. Transformation b. Transduction c. Conjugation d. Binary fission e. Budding
Protists that have two nuclei are classified as
A) amoebas. B) diplomonads. C) parabasalids. D) apicomplexans. E) ciliates.
Which type of proteins are involved in nutrient transport across the plasma membrane and why?
A) integral proteins, because they span the membrane and are able to carry nutrients across the membrane B) integral proteins, because they are smaller and can travel across the membrane, thereby carrying nutrients across the membrane C) peripheral proteins, because they are smaller and can travel across the membrane, thereby carrying nutrients across the membrane D) receptor proteins, because their carbohydrate chains bind to nutrients and carry them across the membrane E) peripheral proteins, because they span the membrane and are able to carry nutrients across the membrane