Isaac Contracts to Sell Boyd All of His Requirements of Coal.In

question 70

Essay

Isaac contracts to sell Boyd all of his requirements of coal.In the past,Boyd has required between 1,000 and 1,500 tons of coal per year,but the contract contains no estimate of Boyd's needs.Now,Boyd's needs increase dramatically,and it demands 10,000 tons of coal from Isaac.Is Isaac obligated to sell Boyd this amount?

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Definitions:

Chromosomes

Cellular components that hold DNA and transmit genetic data.

Species

A species is a group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding, forming a reproductive group.

Punctuated Equilibrium

The idea that evolution proceeds with periods of little or no genetic change, followed by very active phases, so that major adaptations or clusters of adaptations appear suddenly in the fossil record. Compare with phyletic gradualism.

Gradualism

A concept in evolutionary biology that suggests changes occur slowly and incrementally over long periods of time.