Answer:
D) because they separate, develop different traits therefore, they can no longer reproduce with each other.
Answer:

Explanation:
This is Xylose-glucose which is an Organic sugar - first isolated from <em>wood</em> ( xylose in greek, which it is named after ), and is a monosaccharide free within the aldehyde group. This is a reducing sugar.
You may know that oxygen, carbon, and hydrogen and base organic elements found in pretty much all organic substances.
Answer:
The suprachiasmatic nuclei enable the nervous system to respond to daily light/dark alterations through their stimulation of melatonin.
Explanation:
Melatonin is a hormone produced naturally by the body. Its function is to regulate the body's circadian cycle. This hormone is stimulated and begins to act by changing between a light environment and a dark environment. This stimulation interacts with the suprachiasmatic nuclei making the nervous system understand this change and luminosity of the environment and respond to the action of melatonin.
<span>It is correct to say that
sensory neurons carry information from sense to spinal cord. These sensory
neurons then connect to relay neurons that carry the information to the Central
Nervous system (CNS). The CNS then sends a signal to the motor neuron that prompts
a reflux action for Mary to quickly pul her hand out. </span>
Answer:
When a substance changes into a different substance, a chemical change has occurred.
Explanation: