Based on the ABC model, what would be the structure of a flower from the outermost whorl that had normal expression of genes A and C and expression of gene B in all four whorls?
A) carpelâ€"petalâ€"petalâ€"carpel
B) petalâ€"petalâ€"stamenâ€"stamen
C) sepalâ€"carpelâ€"carpelâ€"sepal
D) sepalâ€"sepalâ€"carpelâ€"carpel
E) carpelâ€"carpelâ€"carpelâ€"carpel
Answer: B
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A. personalized medicine. B. sequence assembly. C. shotgun sequencing. D. genome annotation. E. None of the answer options is correct.
Choose the factors contributing to adaptive radiation of Drosophila in the Hawaiian Islands. Check all that apply.
_____ New islands are constantly being formed. _____ There are high rates of mutation due to radioactive materials in the lava flows. _____ The islands are highly volcanic. _____ Drosophila species have no predators on the Hawaiian Islands.
How do Rhizobia bacteria colonize root cells to conduct N fixation?
What will be an ideal response?
Ventilation causes alveoli of the lungs to have ________ the blood in pulmonary capillaries.
A. the same PO2 and PCO2 as B. a higher PO2 and a lower PCO2 than C. a lower PO2 and a higher PCO2 than D. No answer is correct.