Evolution of jaw - Study guides, Class notes & Summaries

mammary glands Ans- milk production mamals derived charcteristics Ans- -mammary glands -hair and layer of fat under skin for insulation -kidneys to conserve water from waste -endothermy and high metabolic rate -efficient respiratory and circulatory system -large brain to body ratio -extensive parental care -modified teeth when did mammal-like synapsids emerge>? Ans- end of triassic period (252-201) MYA synapsids Ans- amniotes distinguised by temporal fenestra dentary and squ...

BIOL 3303 Final Exam Questions And Answers Refute that "Evolution is Just a Theory" - ANS Scientific theories are backed by multiple lines of evidence. They provide overarching explanations for major aspects of the natural world. Other Theories include: Plate Tectonics, Gravity, and Germ Theory Overwhelmingly accepted by scientists Refute "Evolutionary Biologists understand everything about the history of life" - ANS Not everything is known, and biologists are continually disco...

ANTHROPOLOGY EXAM 3 WVU WITH CERTIFIED SOLUTIONS what makes us human? Bipedalism, brains, skulls, Childhood dependency, tools, teeth biopedalism stresses the advantages it provided in a habitat increasingly dominated by dry, savanna-like conditions. Brains and skulls Early hominins had very small brains, Brain size has increased during hominin evolution, especially with the advent of the genus Homo. Childhood dependency Compared with the young of other primates, human children h...

BIOCHEM 32A Exam 1 MC 50 Questions and Answers Updated 2024/2025 Solved 100%; University of Notre Dame 1. Georges Cuvier proposed , which directly opposed the idea that Earth’s geological features can be explained by constant, steady mechanisms. A. Gradualism B. Catastrophism C. Uniformitarianism D. Adaptationism Consider the following statement for Questions 2 through 4: In Mendelian genetics, complete dominance is a heterozygous condition where the dominant allele masks any ef...

BIOCHEM 32A Exam 2 MC 50 Questions and Answers Updated 2024/2025 Solved 100%; University of Notre Dame 1. Georges Cuvier proposed , which directly opposed the idea that Earth’s geological features can be explained by constant, steady mechanisms. A. Gradualism B. Catastrophism C. Uniformitarianism D. Adaptationism Consider the following statement for Questions 2 through 4: In Mendelian genetics, complete dominance is a heterozygous condition where the dominant allele masks any ...

Evolution Test UPDATED Exam Questions and CORRECT Answers what is the biggest change in skull anatomy that occurred from the dawn horse to the modern horse - Correct Answer- increase in the size of the skull; a shift from cusps to complex ridges on the grinding surface of the premolars and molars, elongation of the face and of the space between the incisors and cheek teeth, an anterior shift of the cheek teeth so they lie forward of the eye; a deep lower jaw bone

what makes us human? - ANSWERBipedalism, brains, skulls, Childhood dependency, tools, teeth biopedalism - ANSWERstresses the advantages it provided in a habitat increasingly dominated by dry, savanna-like conditions. Brains and skulls - ANSWEREarly hominins had very small brains, Brain size has increased during hominin evolution, especially with the advent of the genus Homo. Childhood dependency - ANSWERCompared with the young of other primates, human children have a long period of chil...

BIO 345 Final Exam | Questions and Answers (Complete Solutions) Which pattern best characterizes the history of extinctions on Earth? A. An increasing per capita background extinction rate B. Five major mass extinctions and several lesser episodes of heightened extinction rates C. Three major mass extinctions and several lesser episodes of heightened extinction rates D. Three major mass extinctions and a low background extinction rate E. An increase in the number of mass extinctions over time...

Criteria for natural selection - Answer variation, heritable, influences fitness natural selection acts on __________ and evolutionary change acts on _____________ - Answer individuals, populations Artificial selection - Answer driven by humans selectively breeding How fast/far can artificial selection go? - Answer FAST -depends on how many genes -how much the phenotype is controlled by the environment FAR -presence of deleterious trade offs -limits of the genetic variation availab...

Anthropology 101 Exam 2ethnicity - correct answer identification with, and feeling part of, an ethnic group and exclusion from certain other groups because of this affiliation convergent evolution - correct answer independent operation of similar selective forces; the process by which analogies are produced homologies - correct answer traits that organisms have jointly inherited from a common ancestor analogies - correct answer similarities arising as a result of similar selective force...