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Brown eyed Alma has a blue eyed mother and a brown eyed father.  In this case her brown eyes were determined by a _____ trait.

In the ecological-systems model, ___ refers to the interactions between and among differing systems

What are the observable characteristics of a person, including appearance and personality called?

Exposure to behavioral teratogens during pregnancy can cause harm to a developing fetus:

Members of a cohort experience:

Derrick is 18 months old and has accomplished the developmental milestone tasks of sitting up, crawling, standing up and walking.  These are examples of which developmental skills?

The _____ stage of development is the longest period of human development

Agents and conditions that harm the prenatal brain and impair intellectual development are called:

The ________ principle of growth and development states that different body systems grow independent of one another and develop at different rates of growth.

The fetus develops fingers and toes between 28 and 54 days after conception.  This is an example of: