When Cuvier considered the fossils found in the vicinity of Paris, he concluded that the extinction of species _____
A) occurs, but that there is no evolution
B) and the evolution of species both occur
C) and the evolution of species do not occur
D) does not occur, but evolution does occur
A
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Fibrous proteins have extensive ________ structure, which allows them to be highly ordered and repetitive.
A) primary B) secondary C) tertiary D) quaternary E) multiprotein complex
At age 19, Ian Waterman suffered a bout of stomach flu and the antibodies produced to fight off the pathogen ended up attacking his nerves in a highly specific way. The nerves that were damaged by his immune system left him with no sense of the location of his bones, limbs, joints, and muscles in space. Though he could continue to feel heat and pain, he had no sense of his body existing in the space below his neck. He became known as “the man who lost his body”. Which somatosensation did Mr. Waterman lose?
a. vestibular sensation b. equilibrium c. proprioception d. gustation
Prolific growth of algae as a result of pollutants in a lake is an example of ________
Fill in the blank(s) with correct word
Metamorphosis occurs in which of the following vertebrate classes?
a. Chondrichthyes b. Reptilia c. Myxiniformes d. Amphibia e. Actinistia