A single-ring nitrogenous base found in DNA
What will be an ideal response?
Thymine (T)
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Choose the most influential contributing factor to the reduced sense of smell in humans compared with the other great apes.
A. pseudogenes B. conservation of synteny C. aneuploidy D. one more chromosome in humans compared to the other great apes E. number of olfactory receptor (OR) genes present in the genome
The complete replacement of one type of organ with another is called ____
a. paedomorphosis b. heterochrony c. homeosis d. homoplasy e. allometry
Which of the following is a function of the thymus?
a) production of red blood cells b) secretion of antibodies c) production and maintenance of stem cells d) site for the maturation of lymphocytes
The Western blot test is confirmatory for HIV because it
A. is more sensitive than the ELISA. B. uses an indicator of some sort to visualize the antibody. C. has fewer false positives than the ELISA. D. requires electrophoresis, whereas the ELISA does not. E. All of the choices are correct.