The Graph Below Plots Average Ocean Temperature,with Two Different Estimates,using

question 41

Multiple Choice

The graph below plots average ocean temperature,with two different estimates,using different methods.What has been the trend over time?

• A)Ocean temperature has stayed the same since Earth formed.
• B)Ocean temperature has increased since Earth formed.
• C)Ocean temperature has decreased since Earth formed.
• D)Ocean temperature has fluctuated wildly, and no discernable trend can be found.

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Definitions:

Genetic Variation

Differences in DNA among individuals or populations, enabling diversity within species.

Environmental Differences

Variations in the physical, chemical, and biological factors that characterize each environment and influence the life that exists there.

Genetically Determined

Traits or characteristics that are influenced by genes inherited from one's parents.

Phenotype

The set of observable characteristics or traits of an organism, resulting from the interaction of its genotype with the environment.