The ________ are obligately anaerobic bacilli found in human intestines that aid in digestion of plant material
A) methanogen
B) mycoplasma
C) bacteroides
D) clostridium
E) cyanobacterium
C
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Which membrane protein is responsible for binding hormones that can trigger changes in the cell's activity?
a. recognition proteins b. receptor proteins c. transport proteins d. adhesion proteins e. channel proteins
Which of the following is an example of a neural function?
a. secretion of products b. contraction when stimulated c. protection from invasion by bacteria d. facilitation of diffusion
The red panda, a fox-like animal, once was classified as a type of bear, based on morphological characteristics. Which of the following statements is a reasonable deduction based on this phylogenetic classification of the red panda?
a. It means red pandas look like panda bears. b. It means that DNA sequencing was used originally, but morphological evidence later showed otherwise. c. It means that red pandas shared a recent common ancestor, or node, with foxes. d. It means that red pandas are more closely related to raccoons than bears. e. It shows that phylogenies are hypothetical, subject to revision and modification.
The abbreviation "GAS" refers to pathogenic strains of Staphylococcus
Indicate whether the statement is true or false