In the human respiratory system, gas exchange occurs across the cells of the ________

A) diaphragm
B) trachea
C) bronchi
D) alveoli


D

Biology & Microbiology

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The functioning of an electron transport chain is analogous to ________.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology

What are the pH conditions if the Triple Sugar Iron Agar (TSIA) result was Red slant/No Change butt

A. Alkaline/No Change B. Alkaline/Acid C. Acid/Acid D. The right answer is not listed

Biology & Microbiology

Which of the following is NOT a feature associated with filtration?

A) nitrocellulose or plastic membrane filters B) sterilization of heat-sensitive materials C) varying thicknesses of membrane filters used D) use of HEPA filters to filter air E) ability of some filters to trap viruses and proteins

Biology & Microbiology

In general, the organization of genes in bacteria is different from that in eukaryotes. In E. coli, approximately 27 percent of all genes are organized into contiguous, functionally related units containing multiple genes under coordinated control that

are transcribed as a single unit. Such contiguous gene families are called ________. A) operons B) transcriptomes C) proteomes D) pseudogenes E) contigs

Biology & Microbiology