Suppose the U

question 90

Multiple Choice

Suppose the U.S.dollar is backed by one-sixth of an ounce of gold and the British pound is backed by one-third of an ounce of gold.The exchange rate between the U.S.dollar and the British pound equals ________ per pound.

• A)$0.50
• B)$1.00
• C)$1.50
• D)$2.00

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Definitions:

Haploid

Refers to cells that contain one complete set of chromosomes, typical of gametes in sexually reproducing organisms.

Mycorrhizae

A symbiotic association between a fungus and the roots of a vascular host plant, beneficially affecting nutrient uptake and resistance to pathogens.

Algae

Photosynthetic organisms that are primarily aquatic and can be either unicellular or multicellular.

Lichens

Lichens are symbiotic associations between a fungus and a photosynthetic partner, usually algae or cyanobacteria, living together in a mutually beneficial relationship.