Tanisha and Tawanda Are Twins but Do Not Look Alike

question 7

Multiple Choice

Tanisha and Tawanda are twins but do not look alike.They are the result of fertilization of

• A)one oocyte by two sperm cells.
• B)two oocytes by one sperm cell.
• C)two oocytes by two sperm cells.
• D)one oogonium by one spermatogonium.

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Definitions:

Satisfaction

A feeling of fulfillment or contentment with one's achievements, status, or situation.

Naturalistic Observation

A research method involving the systematic observation and recording of behavior in its natural context without intervention.

Double-Blind Procedure

An experimental technique where both the subjects and the researchers are unaware of who has been given a specific treatment, in order to avoid any prejudice.

Case Study

A research approach that investigates a topic or individual in depth over a specified period of time.