When cells undergoing mitosis are exposed to colchicine, a chemical extracted from the autumn crocus
(Colchicum autumnale), cell division is suppressed. Specifically, at which stage of mitosis will the
chromosomes be arrested?
a. anaphase
b. interphase
c. prophase
d. telophase
e. metaphase
E
You might also like to view...
Metagenomics offers a DNA-based method to understand
A. the history of species diversity. B. the time hypothesis. C. microbial diversity. D. the organismic model of Clements. E. the Shannon Diversity Index.
Within chromosomes, DNA is wrapped around proteins called
a. karyotypes. b. chromatids. c. nucleosomes. d. centromeres. e. histones.
Most of the aquatic macroinvertebrates in a stream are
a. clams. b. insect larvae. c. worms. d. arthropods such as crayfish.
Choose one of the pairs of hominids below and compare them, including morphology, social
development, tool making, etc. A. Homo habilis and Homo neanderthalensis B. Homo neanderthalensis and Homo sapiens C. Ardipithecus ramidus and Australopithecus anamensis D. Australopithecus afarensis and Australopithecus africanus What will be an ideal response?