Answer:
during fall and winter it is darker and trees can't make as much food . the chlorophyll is no longer in the leaves so it starts to change color
Darwinism came up with the idea of natural selection.
It is true that myths are based on religion or on supernatural events
The correct answer is A) Pavlov's conditioning of salivation in dogs
Pavlov's conditioning of salivation in dogs is an example of appetitive conditioning. The correct answer is A) Pavlov's conditioning of salivation in dogs
Appetitive Conditioning is a type of associative learning in which the unconditioned stimulus is positive reinforcement for the reward.
Pavlov's conditioning of salivation in dogs is the experiment that demonstrates classical conditioning in dogs. Pavlov applied an external stimulus, a bell, that did not produce response such as salivation. And then he applied an unconditioned stimulus such as food that produced an unconditioned response such as salivation.
