To which of the following substances does hemoglobin most readily bind?
A) oxygen
B) bilirubin
C) carbon monoxide
D) erythropoietin
C
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________ attaches DNA sequences at the ends of eukaryotic chromosomes.
A. Polymerase B. Ligase C. Telomerase D. Topoisomerase E. Primase
In comparing the chromosomes of humans, chimpanzees, gorillas, and orangutans which type of genomic evolution has occured with chromosome 3 in the orangutan compared to the other species?
A. inversion. B. duplication. C. splitting. D. both inversion and duplication. E. splitting of the gene and duplication of the entire chromosome.
The type of cellular junction prominent in the stomach and kidney is the
A) plasmodesmata. B) gap junction. C) adhesive junction. D) tight junction. E) laminin junction.
Which element would the element lithium most likely form an ionic bond with?
a. Aluminum; atomic number = 13 b. Chlorine; atomic number = 17 c. Magnesium; atomic number = 12 d. Nitrogen; atomic number = 7 e. Silicon; atomic number = 14