If the expected frequency of heterozygotes in a population (based on the Hardy–Weinberg law) is 0.4, but the observed frequency is 0.2, what is the inbreeding coefficient?

#Question id: 15725

#Section 2: Evolution

Alfred Russel Wallace (1823–1913), who was collecting specimens in the Malay Archipelago, had independently conceived that

#Question id: 4598

#Section 2: Evolution

Fossils of Thrinaxodon, a species that lived during the Triassic period, have been found in both South Africa and Antarctica. Thrinaxodon had a reptile-like skeleton and laid eggs, but small depressions on the front of its skull suggest it had whiskers and, therefore, fur. Thrinaxodon may have been warm-blooded. The fossils of Thrinaxodon are consistent with the hypothesis that ________.

#Question id: 4606

#Section 2: Evolution

Which of the following evidence most strongly supports the common origin of all life on Earth? All organisms ________.

#Question id: 4579

#Section 2: Evolution

About which of these did Darwin have a poor understanding?

#Question id: 10617

#Section 2: Evolution

Suppose you discovered a new species of animal about which you know only two facts: Large clutch size and no parental care. Which of the following strategies is most likely to be true for this species?

#Question id: 4930

#Section 2: Evolution

Which of the following is the correct sequence of events in the origin of life?

I. Formation of protocells

II. Synthesis of organic monomers

III. Synthesis of organic polymers

IV. Formation of DNA-based genetic systems