The exchange of gases with the respiratory

medium by animals is called breathing, whether the medium is air or water.


1.True
2.False


1

Biology & Microbiology

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A soluble greenish pigment is produced by

A. Serratia marcescens. B. E. coli. C. Pseudomonas aeruginosa. D. streptococci.

Biology & Microbiology

Which of the following equations represents the total water potential of a plant?

A. s2 + p2 = w2 B. ?p = ?w + ?s C. ?w = ?p + ?s D. ?s = ?p + ?w E. ?w = ?s ΒΈ ?p

Biology & Microbiology

A specific chemical product of microbes, plants, and some animals that is poisonous to other organism is called a toxin.

a. true b. false

Biology & Microbiology

Compare and contrast the production and transmission of a graded potential with those of an action

potential. What will be an ideal response?

Biology & Microbiology