Which of the following processes includes all others?
A) osmosis
B) facilitated diffusion
C) passive transport
D) transport of an ion down its electrochemical gradient
C
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The eukaryotic cell membrane is a bilayer of sterols.
Answer the following statement true (T) or false (F)
The three main regions of the human small intestine proceeding in sequence from the stomach to the large intestine are
A. duodenum, ileum, and jejunum. B. ileum, duodenum, and jejunum. C. ileum, jejunum, and duodenum. D. jejunum, ileum, and duodenum. E. duodenum, jejunum, and ileum.
Anatomy deals with
a. processes by which an individual survives and reproduces. b. how the body’s structures are put to use. c. how metabolism and behaviors are adjusted when conditions change. d. control mechanisms that regulate body processes. e. how the body is structured.
If a mutant organism used mitosis to produce gametes, what would be the result of mating with a wildtype partner?
A. Progeny would be quadraploid, and almost certainly nonviable. B. The resulting progeny would be identical twins. C. Progeny would be normal -- this is a common occurrence in some phyla. D. Progeny would be triploid, and almost certainly nonviable.