1. describe four areas of self-esteem discussed in the text and provide an example of each.
2. what are three characteristics that contribute to high or positive self-esteem? what are
three characteristics that contribute to low or negative self-esteem?
3. describe how a person can have both high and low self-esteem.
4. why is it important for a parent to create a strong bond with a child during the first two
years of life?
5. how does a person's sense of self change from infancy to age 7 or 8 and from ages 10 to
11 into the teenage years?

Which is an advantage of having memory cells when a pathogen is encountered for a second time. a) the memory cells are what proliferate into clones of cells in response to the binding of an antigen. b) memory cells are vital to the primary immune response in that they immediately recognize pathogens even at the first encounter. c) memory cells are essentially effector cells that are short lived and attack antigens even without having a receptor specific to that antigen. d) it ensures that more lymphocytes with a receptor specific to a particular antigen will be present than in a host that had never encountered that pathogen.

2. given that most biochemical (other than coal) rocks react with hydrochloric acid, what does that tell you about organisms?

When new rock is added to an oceanic ridge, the magnetized strips on either side of the ridge are evidence of sea-floor spreading. this is because the rocks on the two sides of the ridge o are equal in width and in polarity are polar opposites oare magnetized vary in width but are equal in polarity