Suppose That Large Jovian Planets Had Never Formed in Our

question 46

Multiple Choice

Suppose that large jovian planets had never formed in our solar system.Which of the following would most likely be true?

• A)Earth would have suffered far fewer impacts.
• B)Neither the asteroid belt nor Oort cloud would exist.
• C)There would be a large empty region in our solar system between the orbit of Mars and the Kuiper belt.
• D)Earth would orbit much closer to the Sun.

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Definitions:

Parasympathetic System

A division of the autonomic nervous system responsible for the body's rest and digest response, conserving energy and slowing the heart rate.

Neurotransmitters

Chemical messengers that transmit signals across a chemical synapse, from one neuron to another target neuron, muscle cell, or gland cell.

CNS

The Central Nervous System (CNS) consists of the brain and spinal cord, functioning as the control center for processing and sending commands to the body.

Ganglia

Clusters of neuron cell bodies located outside the central nervous system, which act as relay points and intermediaries in transmitting neural signals.