Spirochetes have a rigid, corkscrew shape while spirilla are helical and more flexible.

Indicate whether the statement is true or false.


Ans: False.

Biology & Microbiology

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People who have a subclinical case of a disease are frequently ________ of a particular disease

A) fomites B) carriers C) vectors D) vehicles

Biology & Microbiology

Communities evolve to have greater biomass and species richness in a process called 

A. sympatric interactions. B. adaptive modifications. C. succession. D. symbiotic relationships. E. competitive exclusion.

Biology & Microbiology

Distinguish between broad sense heritability and narrow sense heritability, and explain how either or both of these measures can be used to inform those using artificial selection

What will be an ideal response?

Biology & Microbiology

When a community like the tallgrass prairie is maintained by recurring disturbances such as periodic fires set by Native Americans or by lightning, a ________ community exists

A) pine forest B) pioneer C) climax D) deciduous E) subclimax

Biology & Microbiology