Describe the DNA Helix Structure Proposed by Watson and Crick

question 22

Essay

Describe the DNA helix structure proposed by Watson and Crick. What is the diameter of the helix and the distance between bases? What types of bonds are involved in stabilizing the DNA backbone, and what types of bonds are found between complementary base pairs? Why would a sequence containing high concentrations of G and C require more energy to break the bonds?

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Definitions:

Forgetting

The loss or failure to recall information that was once stored in the memory, due to various factors like time, interference, or failure in retrieval cues.

Motivation

The psychological processes that direct and maintain goal-directed behaviors.

Transference

In psychotherapy, the process by which emotions originally associated with one person, such as a parent, are unconsciously shifted to another, especially to the therapist.

Defense Mechanisms

Psychological strategies brought into play by the unconscious mind to manipulate, deny, or distort reality in order to defend against feelings of anxiety and unacceptable impulses and to maintain one's self-schema.