Chemoheterotrophs

question 46

Multiple Choice

Chemoheterotrophs

• A) use sunlight as an energy source.
• B) use preformed organic molecules as a carbon source.
• C) use preformed organic molecules as an energy source.
• D) use inorganic chemicals as an energy source.
• E) use preformed organic molecules as a carbon source AND as an energy source.

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Definitions:

Withdrawal Reflexes

Automatic, quick responses of the body part to a painful stimulus, resulting in pulling away from the source of pain to prevent injury.

Polysynaptic

Involving multiple synapses between more than two neurons in a reflex or neural pathway.

Monosynaptic

Referring to a reflex arc that involves only one synapse between the sensory neuron and the motor neuron, resulting in a direct and immediate response.

Reflex Arcs

The neural pathway that mediates a reflex action, involving sensory neurons, interneurons, and motor neurons.