All of the following characteristics are typical for microorganisms EXCEPT
A. Generally consist of single cell or groups of cells with little specialization.
B. Generally reproduce by asexual reproduction.
C. Most are parasites.
D. Generally live in moist environments.
C. Most are parasites.
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Connell conducted this experiment to learn more about _____
A) character displacement in the color of barnacles B) habitat preference in two different species of barnacles C) desiccation resistance and barnacle species D) how sea-level changes affect barnacle distribution E) competitive exclusion and distribution of barnacle species
Micro RNA therapy is based on the premise that
A. miRNA molecules function to regulate gene expression, usually by initiating transcription; an over-production of miRNA can be replaced thereby promoting necessary protein production. B. miRNA molecules function to regulate gene expression, usually by promoting translation; a non-functional miRNA can be repaired thereby reducing unwanted protein production. C. miRNA molecules function to regulate protein production, usually by inhibiting translation; a hyperactive miRNA can be replaced thereby reducing unwanted proteins. D. miRNA molecules function to regulate gene expression, usually by inhibiting transcription; a non-functional miRNA can be replaced thereby reducing unwanted protein production.
Foraminiferan and radiolarian lineages are related, but different in that:
a. one has a mineral based shell and the other does not b. one has a chalk shell and the other has a silica shell c. one has a shell and one does not have a shell d. one is heterotrophic and the other is completely autotrophic e. one has a single, large mitochondria and the other has many
A scientific theory has which of the following properties?
A) It agrees with available evidence and all alternative hypotheses have been ruled out. B) It cannot be rejected. C) It has been absolutely proven. D) It does not need to be altered in the light of new evidence.