Which of the following abnormalities is most likely to be lethal to a cell?
a. X chromosome monosomy
b. Y chromosome disomy
c. X chromosome trisomy
d. autosomal trisomy
e. autosomal monosomy
E
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The division of the plasma membrane begins with a(n) ____
a. exocytosis reaction b. cleavage furrow c. membrane slice d. membrane ridge e. cleavage cycle
The dominant generation in the fungal life cycle is usually
A) unicellular. B) a sporophyte. C) diploid. D) polyploid. E) haploid.
Claire, a microbiologist at Yellow Stone National Park, is classifying organisms that were living in one of the natural hot pools. She notes that all of the organisms are prokaryotic cells. She knew this because the specimens lacked:
What will be an ideal response?
Glycocalyx does not help avoid phagocytosis.
Indicate whether the statement is true or false.