Scientists Using Evolutionary Systematics to Construct a Phylogenetic Tree Would

question 61

Multiple Choice

Scientists using evolutionary systematics to construct a phylogenetic tree would use:

• A) the number of shared characters the organisms posses.
• B) a combination of ancestral and derived characters.
• C) primarily polyphyletic groupings.
• D) only derived characters.
• E) only ancestral characters.

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Definitions:

Glial Cells

Non-neuronal cells in the central nervous system and peripheral nervous system that do not produce electrical impulses but support, nourish, and protect the neurons.

Dendrites

Dendrites are extensions of neurons that receive signals from other neurons and are crucial for neural communication and processing.

Axons

Long, threadlike extensions of neurons that transmit electrical impulses away from the neuron's cell body to other neurons or to muscles or glands.

Stellate Cells

Star-shaped cells found in the nervous system and other tissues, involved in various functions including synaptic transmission.