Which of the following is NOT a way that bacteria benefit humans?

A. produce foodstuffs such as cheese
B. produce antibiotics
C. break down substances harmful to humans, such as wastes, toxins, explosives, and petrochemicals
D. kill harmful insects
E. transfer nutrients across intestinal membranes


E. transfer nutrients across intestinal membranes

Biology & Microbiology

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Organisms that demonstrate a type I survivorship curve are characterized by:

a. death rate of the population does not vary with age b. low death rate until mid-life c. low death rate until late in life d. high death rate in early life e. high death rate in mid-life

Biology & Microbiology

The neuronal pathways behind gustatory reception most closely parallel those of 

A. light touch. B. limb position. C. vision. D. pain. E. olfaction.

Biology & Microbiology

In meiosis homologous chromosomes align next to one another during

A. interphase I. B. metaphase II. C. prophase I. D. metaphase I. E. prophase II.

Biology & Microbiology

All of the following structures are associated with lycophytes EXCEPT

A. rhizome. B. microphylls. C. archegonia. D. microspores.

Biology & Microbiology