The Tables Below Give the Numbers of Some Species of Threatened

question 37

Multiple Choice

The tables below give the numbers of some species of threatened and endangered wildlife in the United States and in foreign countries in 2003. Write a matrix A that contains the number of each of these species in the United States in 2003 and a matrix B that contains the number of each of these species outside the United States in 2003. ​

• A) ​ ,
• B) ​ ,
• C) ​ ,
• D) ​ ,
• E) ​ ,

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Definitions:

Suprachiasmatic Nucleus

A tiny region in the brain's hypothalamus responsible for controlling circadian rhythms, essentially acting as the body's internal clock.

Biological Rhythms

Natural cycles of change in bodily functions or activities, such as the circadian rhythm that governs sleep-wake cycles.

Cocaine

A powerful stimulant drug derived from the leaves of the coca plant, which can cause intense euphoria but also significant physical and psychological harm.

Coca Plant

A plant native to South America, known scientifically as Erythroxylum coca, from which cocaine is derived.