Answer:
In this scenario, the green light is a(n) <u><em>signal</em></u>.
Explanation:
In the above scenario, with time, the pigeon has learnt that he will be rewarded only when the green light is on. Such a condition is known as learned behaviour. In the future, the pigeon will only peck the button when the green light is on because he will know that he will be rewarded for pecking the button only when the green light is on. Hence, the green light is the signal for the pigeon to start pecking the button.
Options: True or false
Answer: True
Explanation: Memory is one of the characteristics of the brain through which data and information are receiving,stored,processed and retrieved when needed. The memory of humans have been likened to the Computer memory as both work almost in the same pattern and order.
Memories can be rebuilt especially when their is a correction to the initial stored memory, Environmental factors also alter and affect memory in different ways.
Capillaries<span> are the smallest of the body's blood </span>vessels<span>. They are only one cell thick, and they are the sites of the transfer of oxygen and other nutrients from the bloodstream to other tissues in the body; they also collect carbon dioxide waste materials and fluids for return to the veins.</span>