Answer the following statement(s) true (T) or false (F)
1.Microevolution refers to any change in the frequency of alleles in the gene pool of a population.
2. Out of a population of 1,340,997 people, an earthquake kills 3,120 people only because those people happened to be in buildings that were destroyed by the earthquake. This illustrates that the earthquake was a selective agent.
3. People in Africa were dying of malaria, so the sickle-cell allele came into being.
4. A female's reproductive success is most limited by access to males.
5. Sexual dimorphism is a result of intrasexual selection.
1.true
2. false
3. false
4. false
5. true
You might also like to view...
"Lucy" is the nearly 40% complete skeleton of what hominin species?
A. Australopithecus boisei B. Australopithecus africanus C. Homo habilis D. Homo erectus E. Australopithecus afarensis
Human behavior is largely instinctual
a. True b. False Indicate whether the statement is true or false
Organ transplantation involves both biological and social systems
a. True b. False
Divorce was rare in agricultural states because of a number of factors.
a. Both the corporate character of the extended family and the necessity for cooperative labor among family members usually lead to normative constraints against divorce. b. Marriage was the most important way that land was transferred, and marriages were the basis of alliances between families and kin groups. c. In some societies, marriage became a sacred institution and there were laws against divorce. d. Divorce was not allowed in many, if not all, agricultural states because of the emotional disruption it caused to the family members, often making them unfit for agricultural labor.