Hominids with evolutionarily advanced skull characteristics would have
a. many large, specialized teeth.
b. a large cranium with prominent vertical forehead.
c. prominent eyebrow ridges.
d. a long jaw and muzzle.
d
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How has Earth's atmosphere been influenced by the fact that, as part of the carbon cycle, some amount of carbon is stored in sedimentary rocks and is not immediately re-introduced back into the atmosphere?
A. The storing of carbon in sedimentary rocks allowed for Earth's atmosphere to remain the same for the last 4 billion years. B. The storing of carbon in sedimentary rocks allowed for oxygen to become a main component of the Earth's atmosphere. C. The storing of carbon in sedimentary rocks resulted in carbon not becoming an integral part of Earth's atmosphere. D. The carbon cycle is not related to the composition of Earth's atmosphere.
Which of the following statements is NOT
TRUE? a. Photons are packages of solar energy. b. Each photon consists of a fixed amount of energy. c. The least energetic photons travel in longer wavelengths. d. Photons with different energy levels are perceived as exhibiting different colors. e. Photons of visible light have wavelengths shorter than 350 nanometers
Water follows sodium ions out of the renal filtrate in the tubules and into blood by means of
A. osmosis. B. glomerular filtration. C. tubular secretion. D. tubular reabsorption.
You excavate a fossil of a small reptile during a paleontology field trip. It has the following characteristics: skull with a pair of dorsal temporal openings and a pair of lateral temporal openings; bipedal with legs positioned directly under the pelvic girdle. Dating with radioisotopes shows that the specimen lived 100 million year ago (MYA). You conclude that the specimen belongs to which reptilian group (be specific as possible)?
A. anapsid B. dinosaur C. archosaur D. synapsid E. diapsid