Which of the following fossils are we most
likely to find?
a. fossils beneath the Empire State Building
b. fossils of flowers that produce one seed
c. jellyfish fossils
d. fossilized spores from mushrooms
e. fossils of animals living on steep slopes
D
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During a chemical reaction, atoms are ________.
A. rearranged B. created C. destroyed D. destroyed and created
A short buccal capsule, large bulb on the esophagus, and prominent genital primordium are all characteristics of which worm?
a. T. trichiura b. Capillaria philippinensis c. S. stercoralis d. A. lumbricoides
A change in a cell's DNA sequence is
What will be an ideal response?
When epidermal growth factor binds to its ________, the receptor phosphorylates itself, triggering a signal transduction pathway.
A. ligand-gated ion channel receptor B. thermoreceptor C. G-protein coupled receptor D. mechanoreceptor E. enzyme-linked receptor