AFTER SURVIVING A BOTTLENECK, A POPULATION RECOVERS THE POINT WHERE IT CONSISTS OF AS MANY INDIVIDUALS AS IT DID PRIOR TO THE BOTTLENECK. WHICH OF THE FOLLOWING IS MOST LIKELY TO APPLY TO THE POPULATION?
A. THE BOTTLENECK POPULATION EXHIBITS LESS GENETIC VARIATION THAN PREBOTTLENECK POPULATION
B. BOTTLENECK POPULATION SUBJECTED THE POPULATION TO STABILIZING SELECTION.
C. POSTBOTTLENECK POPULATION HAS LESS OF CHANCE OF GOING EXTINCT THAN PREBOTTLENECK
D. POSTBOTTLENECK POPULATION EXHIBITS MORE GENETIC VARIATION THAN PREBOTTLENECK
A. THE BOTTLENECK POPULATION EXHIBITS LESS GENETIC VARIATION THAN PREBOTTLENECK POPULATION
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Mendel's principle of segregation states that:a
alleles from one parent mask the expression of alleles from the other parent. b. alleles separate from each other before forming gametes. c. hybrids will express a phenotype intermediate between the two parental phenotypes. d. true-breeding parents produce offspring of the same phenotype. e. dominant and recessive alleles segregate during meiosis.
During swallowing, ____ closes off the ____ so food cannot enter the lower airway
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The period of rapid division in which the embryo does not increase in overall size is called...
A. cleavage. B. fertilization. C. inversion. D. gastrulation.