Nilsson-Ehle studied the effects of a small number of genes on a particular trait about a century ago, and found that the Mendelian laws of inheritance did not apply
A. true
B. false
B
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When a usable organic electron donor is present, sulfate serves as a terminal electron acceptor during anaerobic respiration by ________.
A. Desulfonema B. Desulfovibrio C. Archaeoglobus D. All of the choices are correct.
Which of the following conditions is not known to be a cause of kidney failure?
a. exposure to lead, arsenic, or pesticides b. complications of diabetes c. high blood pressure d. fever from influenza
During which of the following stages of meiosis does the cell contain the greatest amount of DNA?
A. telophase II B. prophase II C. anaphase II D. prophase I
Which of the four postulates of Darwin's theory of evolution was not well established when On the Origin of Species was first published but is overwhelmingly supported today?
A) Individuals with advantageous traits survive longest and have the most offspring. B) Individuals in a population differ physically from one another in many ways. C) Some individuals in a population survive and reproduce better than do other individuals. D) Some differences among individuals in a population are due to genetics and are heritable.