You are looking under the microscope at a cell undergoing cell division. You stain your slide with a chemical that will highlight the kinetochores. The areas highlighted would be expected to correspond to which type of chromatin?
a) facultative euchromatin
b) constitutive euchromatin
c) facultative heterochromatin
d) constitutive heterochromatin
Ans: d) constitutive heterochromatin
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Chromatids that are attached at the centromere
are called what kind of chromatids? a. Mother b. Daughter c. Sister d. Programmed e. either mother or da
Which was the last continent to be inhabited by monkeys?
a. Asia b. Africa c. Europe d. Australia e. South America
Ninety-six percent of the base-pair sequences in chimps and humans are the same. This finding indicates that:
A. 96% of the genes in humans have identical counterparts in chimps. B. humans are more closely related to chimps than to any other species on earth. C. 4% of the DNA we carry contains mutations. D. 96% of the proteins produced by chimps are identical to the proteins produced by humans.
Which of the following is a cellular characteristic of ALL eukaryotes?
a) a nuclear membrane b) a cell wall c) a nucleoid d) few to no organelles in the cytoplasm e) few to no proteins associated with the DNA