Looking at a bacterial phylogenetic tree, in which group would you not expect to find photosynthetic bacteria?
A. cyanobacteria
B. proteobacteria
C. gram-positive bacteria
D. purple sulfur bacteria
E. heliobacteria
C
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Reproduction by cell division:
A. results in two daughter cells that are genetically identical. B. is asexual reproduction. C. persists in mature plant cells for continued growth. D. continues in mature adult humans to replace damaged and worn-out cells. E. All of these choices are correct.
What is an otolith?
a. sensory hair b. proprioceptor c. small microvilli d. gelatinous structure e. calcium carbonate crystal
What is a major obstacle in defining "life?"
a. The process of inheritance occurs for both living and nonliving things. b. Living and nonliving things follow the same taxonomic classification system. c. Living and nonliving things consist of the same basic components. d. The concept of life is too intangible to be addressed by experimental research. e. The smallest unit of life has not been discovered as of yet.
Please select each of the common reservoirs of rabies listed below.
> Canines > Skunks, raccoons, and badgers > Birds > Bats > Reptiles