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- Place the events in order. __ 1 (earliest) a. Neanderthals become extinct __ 2 b. Old World monkeys evolve __ 3 c. first apes evolve __ 4 d. some Homo erectus leave Africa __ 5 e. divergence of lineages leading __ 6 to humans and to chimpanzees __ 7 (most recent) f. Homo sapiens evolve in Africa g. divergence of wet-nosed and dry-nosed primatesAardvarks, anteaters, and pangolins are only distantly related but are similar in structure and form as a result of (a) homology (b) convergent evolution (c) biogeography (d) vestigial structures (e) artificial selectionMost animal lineages evolved during the ____ period. a. Devonian b. Cambrian c. Silurian d. Cretaceous e. Ordovician
- Rooneyia is an Eocene primate fossil. This ____ found in Texas is distinct from other North American Eocene Primates in that in has ____. a. omomyid; well-developed postorbital flanges b. eosimiid; poorly-developed postorbital flanges c. adapid; a long rostrum d. oligopithecid; very large eye orbitsThe genus Homo dates back to about____. a. 3.9 million years ago b. 1.8 million years ago c. 250,000 years ago d. 2.8 million years agofemur shown above are In humans, the pelvis and femur, or thigh bone, are involved in walking. In wh a. examples of fossils. b. vestigial structures. WITH Fossil A- Pelvis Femur c. acquired traits. d. examples of natural variation. a. vestigial structures b. analogous structures == Fossil B TERED VERS Fossil C 72 3 Which conclusion is best supported by the information in the diagram? a. Volcanic eruptions were common in the area. b. The area was once a marine environment. c. Organisms in the area reproduced frequently. d. Consumers once outnumbered producers in the area. 0. Structures that have similar functions in two organisms that have not evolv a common ancestral form are called c. adaptations d. homologous structure a. True 1. In natural selection, populations change but individuals do not.
- The____ tool industry characterizes the Middle Paleolithic / Middle Stone Age and spans the time from____ - ____ years ago. a. Acheulean; 1 million - 500,000 b. Oldowan; 200,000 - 100,000 c. Mousterian; 300,000 - 40,000 d. Mousterian; 100,000 - 10,000Fossil insects many times larger than any insects alive today have been dated to the Carboniferous and Permian periods. These fossils are evidence that during these periods a. the climate was much warmer than it is today. b. the oxygen concentration of the atmosphere was significantly higher than it is today. c. the carbon dioxide concentration of the atmosphere was lower than it is today. d. insects had fewer competitors for food than modern insects. e. there were fewer predators on insects than there are today.Modern Homo sapiens appeared approximately ______. Group of answer choices A. 20,000 - 40,000 years ago B. 2,000 years ago C. 250,000 - 300,000 years ago D. 2 million years ago Please select one letter for the answer. Thank you
- This video refers to Denisovans as a “Ghost Lineage.” In fact, Denisovans don’t even have a formal scientific name. What is the physical evidence that anthropologists need to further define and understand the Denisovans? A. None of the above B. A Type Specimen (and more Denisovan fossils) C. Neanderthal DNA D. H. sapiens DNAOne hypothesis for the Cambrian explosion was an increase in predator-prey relationships. It is thought that the resulting co-evolution of predator and prey may have been a factor in the rapid speciation of animals seen during this time. What findings in the fossil record would most support this? Group of answer choices a. increased incidence of larger-bodied animals b. increased incidence of sessile animals c. decreased incidence of animals with bilateral symmetry d. increased incidence of animals with radial symmetry e. increased incidence of shells, bony plates, spines, and/or clawsYou studied the intermembral index in Lab 4. The graph below plots new data not in this lab for Hispanopithecus laietanus. It has an approximate intermembral index of ____ and shares similar morphological characteristics with tax classified as ____ primates. a. 4.53; terrestrial quadrupedal b. 113; suspensory c. 109; vertical clinging and leaping d. 96; arboreal quadrupedal e. There is not enough information provided to make a conclusion.