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Describe the cause, mode of transmission and 2 complications of HIV/AIDS. 

Taylor and her mother participate in a psychology experiment designed to assess attachment.  When her mother leaves the room, Taylor continues to play with the toys and does not show any distress.  When her mother returns to the room, Taylor does not stop playing to greet/hug her mother.  Based on these behaviors, the attachment style between Taylor and her mother is most accurately called

Rebecca’s “eating” scheme includes sucking milk from a bottle and a breast.  Today, her dad feeds her some baby cereal using a spoon.  Rebecca needs to change her scheme to eat the cereal.  Piaget called this process  _____.

Consider the differential equation . Which of the following is true?

Brandon is 14 weeks old.  When his dad holds him, he quickly stops fussing and tends to smile more frequently.  When his new daycare provider holds him, he shows less play behavior and doesn’t smile as much.  Which phase of social development is Brandon in? ________

(3 points for the correct answer. 1 extra point if you have correctly answered questions 1 through 3.) Let be the solution of the following initial value problem  

According to Piaget’s theory, during the sensorimotor period, infants show primarily reflexive behaviors at birth, and then develop the capacity to carry out intentional behaviors and finally become able to think about the world via mental representations. 

Alden has blond hair, blue eyes and a small body build.  This pattern of observable characteristics resulting from their underlying genetic code is referred to as their phenotype.  

Dr. Ososmart is interested in the relationship between intelligence and mechanical aptitude.  His subjects are a group of 6th grade students.  He gives each student an intelligence test and also measures how long it takes to follow written instructions to repair a broken bicycle break.  He then analyzes the data with a static that shows the association between the variables.  Which of the following is true about Dr. Ososmart’s study?  

Dr Newbie is looking for evidence of brain activity in anencephalic infants.  Since it is a very rare condition, she intensively studies the few subjects available to her to provide rich detail and generate hypotheses for future research.  Dr. Newbie is most likely using an experimental study design.