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Steps in endospore formation are numbered (1 to 6) below.  Which choice (A to E) places the step numbers in the correct order? (CS 16) 1) Plasma membrane surrounds the chromosome forming a second membrane around one chromosome producing the forespore 2) Bacterium lyses releasing endospore 3) Spore coat forms 4) Peptidoglycan deposited between the two plasma membranes 5) Chromosome replicates and each moves to a pole 6) Plasma membrane folds inward forming a separate membrane around one chromosome

Figure 13-15 ​ In the accompanying figure, when pressure is applied to the diaphragm, the resistance of ____________________ changes proportionally to the applied pressure.

What is the difference between a flagellum and an endoflagellum? (CS 20b)

State the germ theory of disease.

Which feature is found in acid-fast cell walls but not in other bacterial cell walls? (CS 8)

The difference between a strain and a clone is that a clone is derived from a strain having some different characteristics but not enough to be a new species.

Which choice best fills in the blank in the statement below? The evolution of  _____ preceded (came before) the evolution of aerobic respiration (i.e. an aerobic heterotroph). (S 10)  

A very common device that uses the principle of expanding metal to operate a set of contacts is the ____________________ relay found in the refrigeration industry.

Photovoltaic devices are more often called ____________________.

Which choice best describes a difference between spontaneous generation and biogenesis. (H 4)