Which of the Following Statements Concerning Animal Taxonomy Is Accurate

question 48

Multiple Choice

Which of the following statements concerning animal taxonomy is accurate?

• A) Animals are thought to have evolved from flagellated protists similar to modern choanoflagellates.
• B) Kingdom Animalia is polyphyletic.
• C) Animals are more closely related to plants than to fungi.
• D) In the kingdom Animalia, most clades based on body plan or fossils have been found to be incorrect.

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Definitions:

Sarcomeres

The basic contractile units of muscle fiber, defined by the region between two Z lines, responsible for muscle contraction.

Acetylcholine Receptors

Protein receptors that respond to the neurotransmitter acetylcholine, playing crucial roles in muscle contraction and many autonomic nervous system functions.

Motor End Plate

The region of muscle fiber membrane that is directly beneath the terminal portion of a motor neuron, critical for neuromuscular transmission.

Curare

A poison used on arrows or darts for hunting, derived from plant extracts, which causes paralysis by blocking nerve impulses to muscles.