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Which of the following are the two major parts of the nervous system?

A. Autonomic nervous system and central nervous system

B. Peripheral nervous system and central nervous system

C. Peripheral nervous system and somatic nervous system

D. Autonomic nervous system and somatic nervous system

Answer Explanation:

The nervous system is divided into two major parts: the central nervous system (CNS) and the peripheral nervous system (PNS). The CNS consists of the brain and spinal cord, while the PNS consists of all the nerves outside of the CNS.

Therefore, the Correct Answer is B.

Q #1: Testosterone is categorized as which of the following types of hormones?

A. Progestin

B. Androgen

C. Aldosterone

D. Estrogen

Answer Explanation

Testosterone is a hormone that belongs to the class of androgens, which are responsible for the development and maintenance of male characteristics. Androgens are synthesized from cholesterol and can be converted into other types of hormones, such as estrogens and progestins. Aldosterone is a different type of hormone that regulates the balance of salt and water in the body.
Q #2: Which of the following can lead to a tsunami?

A. Lightning strikes

B. Flooding

C. Earthquakes

D. Sunspot activity

Answer Explanation

A tsunami is a series of large waves that are caused by the displacement of a large volume of water in the ocean or a large lake. The most common cause of tsunamis is earthquakes, which can generate seismic waves that travel through the water and create sudden changes in water level.
Q #3: In a plant in which fuzzy leaves (F) are dominant over smooth leaves (f), which of the following crosses will produce only offspring with smooth leaves?

A. ffx ff

B. Ffx Ff-

C. Ff x ff

D. FFX FF

Answer Explanation

To produce only offspring with smooth leaves, the parents must both have two copies of the recessive allele (f) for this trait.

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