Shaping. Each step in the learning process is called an approximation. An animal may be reinforced for each successive approximation toward the final goal of the desired trained behavior. Animals learn complex behaviors through shaping.
Sigmund Freud: The unconscious mind governs behavior to a greater degree than people suspect.
Rosalind Cartwright: Dreams simply reflect life events that are important to the dreamer.
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-TTL
(C) the cell cycle is important and cell division divides the cell.
Mutations can cause instant adaptations, while natural selection is the process by which adaptations occurs over a series of generations. Adaptations are changes or processes of changes by which an organism or species becomes better suited for its environment. A mutation is an alteration of the DNA sequence.