The Foundation of Any Classification System Is the Species Level

question 19

Multiple Choice

The foundation of any classification system is the species level. Which of the following is accepted as a way of classifying species?

• A) Species are based on structural and morphological features of the plant body.
• B) Species is a population capable of interbreeding within the population, and reproductively isolated from other groups.
• C) Species are based on phylogenetic history; individuals with a common evolutionary background are species.
• D) Species are groups of related individuals that occupy unique ecological niches.
• E) All of these are currently in use by some segment of the taxonomic community.

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Definitions:

Hyperexcitability

A state or condition where there is an increased response to stimuli, often seen in neurons or muscles.

Convulsive Disorders

A group of medical conditions characterized by episodes of involuntary muscle contractions and sometimes loss of consciousness.

Lethargy

A state of tiredness, weariness, fatigue, or lack of energy, which can be a symptom of various conditions.

Motor Impairment

Motor impairment is a limitation in the physical movement or coordination of an individual, which can result from various neurological, muscular, or skeletal issues.