Solution A contains 5 grams of sugar per liter while solution B contains 2 grams of sugar per liter. The solutions are separated by a selectively permeable membrane
If the solvent in both solutions is water, predict in which direction most of the water molecules will move.
A. move by simple diffusion from solution A to solution B
B. move by osmosis from solution B to solution A
C. move by active transport from solution B to solution A
D. move by filtration from solution A to solution B
E. There will be no movement of water.
B
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If a cell was unable to produce pyruvate, this cell may have a mutation in an enzyme in which process?
A. Gluconeogenesis B. Glycolysis C. The electron transport system D. The citric acid cycle
A. are more likely to lodge in the right primary bronchus. B. are more likely to lodge in the left primary bronchus. C. lodge equally often in each of the two primary bronchi
A. The right lung has two secondary bronchi and the left lung has three secondary bronchi. B. The left lung has two secondary bronchi and the right lung has three secondary bronchi. C. Each lung has two secondary bronchi. D. Each lung has three secondary bronchi. E. Each lung has four secondary bronchi.
A different form of an allele at a particular locus that can have no effect to major effects on the phenotype is a/an ________.
A. polymorphism B. allelic variant C. mutated allele D. All of the choices are correct.
The nerve plexus that innervates the muscles of the pelvic floor and the skin over the coccyx is the ______.
a. sacral plexus b. lumbar plexus c. cervical plexus d. brachial plexus e. coccygeal plexus