The opossum and kangaroos are living members of the ____ mammalian lineage
a. Strepsirhini
b. monotremes
c. Rodentiac
d. Haplorhini
e. marsupials
ANSWER: e
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Gene duplications may be caused by
A. the crossing over of misaligned chromosomes B. deletion of important genetic information. C. reciprocal translocations. D. position effect. E. None of the answers are correct
What structures will attach your chromosomes to the spindle fibers?
a. Cleavage furrows b. Contractile ring c. Centrioles d. Actin filaments e. Microtubules
Including the membrane of the surrounding vesicle, how many phospholipid (NOT lipopolysaccharide) bilayers should be found around each P. chromatophora's chromatophore, and which one of these bilayers should have photosystems embedded in it?
A) two; innermost B) two; outermost C) three; innermost D) three; outermost
The genetic information in DNA is divided into units called ________.
A. phenotype B. genes C. proteins D. genotype