Cancer can be considered an inherited disease if ____________________
a. at least one mutation is inherited
b. a family member has some type of cancer
c. all members of the family share the same gene
d. a person inherits a tumor suppressor gene from one of his parents
A
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You isolate an organic molecule that contains C, H, O, N, and S. This molecule _____
A) is a disaccharide B) could be a glycoprotein C) is a nucleic acid D) could be cellulose or glycogen
What causes the large majority of errors in DNA replication?
1.chemical carcinogens 2.the speed of the replication process 3.the complexity of the replication machinery 4.mutations in proofreading and repair genes
Dead Artemia cells that have been treated with trypan blue appear
a. colorless. b. blue. c. red. d. indistinguishable from living treated cells.
True multicellularity is a major characteristic of
A. all eukaryotes and a few prokaryotes. B. protists, plants, and animals. C. prokaryotes and protists. D. animals and plants only. E. eukaryotes only.