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Why was the reduction of the bison population to under 1,000 individuals a bottleneck event for the species? a. It drastically reduced the gene pool of the species. b. It reduced the territorial range available to the species. c. Foreign genes were introduced by crossbreeding with cattle. d. It reduced the prevalence of recessive traits.
Weegy: The reduction of the bison population to under 1,000 individuals a bottleneck event for the species because: It drastically reduced the gene pool of the species. (More)
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Asked 8/20/2013 12:06:15 PM
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Lions live in groups called prides. Lion populations would most likely fall in which category of population distribution? a. even b. random c. clumped d. density
Weegy: Lions live in groups called prides. Lion populations would most likely fall in which category of population distribution is: b. random User: Which of the following limiting factors would be directly affected by a drought? a. birth/death rate b. immigration c. available niche d. resource supply Weegy: The answer is (D) Resource Supply would be directly affected by a drought. (More)
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Asked 8/20/2013 12:08:05 PM
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There are approximately 30,000,000 white-tailed deer in the United States, which covers 3,536,000 square miles. What is the population density, rounded to the nearest whole number, for the white-tailed deer? a. 2 deer per square mile b. 4 deer per square mile c. 6 deer per square mile d. 8 deer per square mile
Weegy: The population density is 8.48 or 8 Formula: PD= N/A or population density= number of organisms/area 30,000,000/3,536,000 square miles= 8.48 User: Which of the following is not a reason that populations display a regular (evenly spaced) distribution? a. territorial behavior b. competition for water c. competition for sunlight d. social behavior Weegy: Social behavior is not a reason that populations display a regular (evenly spaced) distribution. User: The events that lead to genetic drift are _______. a. always natural disasters b. random c. predictable d. related to human activities Weegy: d. related to human activities User: Natural selection is an evolutionary mechanism by which _______. a. advantageous traits are eliminated in a population b. advantageous traits become more common in a population c. inherited traits pass consistently through generations d. organisms choose which traits to look for in their offspring Weegy: d. organisms choose which traits to look for in their offspring User: The _______ is the total number of organisms that an ecosystem can support. a. tolerance range b. carrying capacity c. competitive exclusion principle d. population Weegy: Tolerance range is the total number of organisms an ecosystem can support. User: Which method ... (More)
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Asked 8/20/2013 12:09:15 PM
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Orange trees planted in an orchard would most likely fall in which category of population distribution? a. even b. random c. clumped d. density
Weegy: Orange trees planted in an orchard would most likely fall in a. even category of population distribution. ............... (More)
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Asked 8/20/2013 12:19:49 PM
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