During rest and light activities, fatty acids are the main fuel for _______________.
Fill in the blank(s) with the appropriate word(s).
muscles
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During glycolysis, ATP is produced by oxidative phosphorylation
Indicate whether the statement is true or false.
How do evolutionary biologists view the notion of biological "progress"?
A. Evolution proceeds toward a goal (teleology). B. Lasting evolutionary progress does not occur because of cyclical phenomena, such as iterative mass extinctions. C. Progress can be measured by levels of hierarchical organization among individuals of the same species. D. Objective definitions of progress are fraught with difficulty, as the processes that drive evolution have no mechanism for foresight. E. Progress can be measured by how much a given species resembles Homo sapiens.
Which of the following is a characteristic of sodium ion?
A) It is a cation. B) It is present primarily in the intracellular fluid. C) It shifts out of the blood by active transport. D) Diuretic drugs lead to high blood levels.
During gastrulation in frogs, a rod of mesoderm under the dorsal surface forms the
A) notochord. B) ectoderm. C) endoderm. D) archenteron. E) blastopore.