Cholera toxin causes intestinal cells to secrete large amounts of electrolytes, resulting in a very watery diarrhea.

Answer the following statement true (T) or false (F)


True

Biology & Microbiology

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In mark-recapture, if number of individuals marked in first catch = 10, number of marked recaptures in second catch = 4, and total number of second catch = 8, what is the total population size?

A. 22 B. 24 C. 42 D. 20 E. 40

Biology & Microbiology

The molecule that forms temporary structures where proteins are assembled is ____

a. DNA b. mRNA c. rRNA d. tRNA e. dRNA

Biology & Microbiology

Which of the following characteristics, if observed in an unidentified green organism, would make it unlikely to be a charophyte?

A) phragmoplast B) peroxisome C) apical meristem D) chlorophylls a and b E) rosette cellulose-synthesizing complex

Biology & Microbiology

Which of the following is the developing gut for most animal embryos?

a. mesoglea b. blastopore c. schizocoelom d. archenteron

Biology & Microbiology