QUESTION 16 Unit 3 is titled "The Hearth Belt: North Africa and Asia" because all of the following "origins" can be placed within these regions EXCEPT: O a. agricultural products O b. major world religions O c. animal species d. several language families
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North Africa and Asia is considered as one of the great cradles of human civilization. North Africa and Southwest Asia were the scene for a very long time the world's incredible antiquated civilization establishments, situated in its waterway, valleys and basins. . They also have reserves of oil, natural gases and minerals.
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- QUESTION 14 Darwin’s finches on the Galapagos Islands are a group of species of finches. One of the major features noted is the variation in beak depth. We spent some time talking about the variation in the ground finch population and how that changed overtime and how that change corresponded to changes in environmental conditions, which affected food item characteristics and abundance. The changes in beak depth over time is a result of… a. natural selection b. gene flow c. sexual selection d. artificial selectionQUESTION 22 Tiktaalik and Archaeopteryx are very important transitional forms. They provide evidence for evolution through examples of: a. microevolution b. macroevolution c. migration d. speciationQUESTION 9 Recent genetic research indicates that ____ or more individuals are needed for an endangered species to maintain its capacity for biological evolution. a. 100 b. 1,000 c. 10 d. 100,000 e. 10,000
- QUESTION 17 The current rate of extinction is ____ , compared to the historical background extinction rate. a. almost 1,000 times lower b. slightly less c. about the same d. up to 1,000 times higher e. fluctuating wildlyQUESTION 23 Allele frequencies for eye color in a population of hippogriffs is p=0.73. How many individuals would you expect to be heterozygous in a population 150? (Assume HWE)QUESTION 18 Describe: Population aging and increased longevity are creating more multi- and intergenerational families in the U.S. Give two examples of ways in which family structure and family roles are changing because of these changes.
- QUESTION 24 Large numbers of visitors to parks and protected areas ______. a. are always beneficial in promoting more conservation b. are associated with significant increases in poaching and illegal hunting c. can result in damage from the use of facilities and recreational vehicles d. are generally discouraged e. are always beneficial in increasing biodiversityQUESTION 6 A major reason for preventing extinction is the belief of many people that ____. a. all species have economic value b. there is recreational value of species to humans c. wild species have a right to exist d. nature has a spiritual value e. animals have the same rights as humansQUESTION 46 Which of the following statements about speciation is correct? a. Natural selection chooses the reproductive barriers for populations b. It always takes millions of years for speciation to occur c. The goal of natural selection is speciation d. Speciation is a process in which members become reproductively isolated into their own group.
- QUESTION 8 Morphological differences are abundant among many species. We make assumptions about why adaptations exist, but to understand whether a specific trait is a adaptive and why, researchers must create experiments that have all the following, EXCEPT: a. replication of each treatment to ensure reliability of results. b. hypotheses that are testable and falsifiable. c. include control groups. d. exceedingly small sample sizes in each treatment group. e. experimental design that enables all full interpretation of differences.Question 4. According to the core-satellite hypothesis, ______________. A) most species are common. B) abundance and occurrence are linearly related. C) satellite species are found in many sites surrounding core sites. D) core species are found at few sites.QUESTION 42 Two different populations that have a high degree of gene flow are expected to… a. have similar levels of heterozygosity. b. have an FST close to 1. c. be completely isolated from each other. d. vary in allele frequency from one another.