How does a base differ from an acid?

What will be an ideal response?


A base is a solution with a concentration of OH- that is higher than the concentration of H+ (pH greater than 7). An acid has a H+ concentration that exceeds its OH- concentration (pH less than 7).

Biology & Microbiology

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The human body is colonized by a variety of bacteria that reside in very specific sites or anatomical locations throughout. These organisms are classified as:

a. opportunistic pathogens. b. infectious organisms. c. normal resident organisms. d. normal human microbiota.

Biology & Microbiology

Parasites are always transmitted between hosts via an intermediate vector organism

Indicate whether the statement is true or false

Biology & Microbiology

Which of the following whale species are recovering their population numbers as a result of whale harvesting regulations?I-right whalesII-Pacific gray whalesIII-sperm whalesIV-fin whalesV-humpback whales

A. I, II, and V B. I and II C. II and V D. I, II, III, and IV E. I, II, and III

Biology & Microbiology

If a new allele appears in a population, the Hardy–Weinberg formula

(a) cannot be used because no equilibrium exists. (b) can be used but only for two alleles at a time. (c) can be used by lumping all but two phenotypes in one class. (d) can be expanded by adding more terms.

Biology & Microbiology