When a gene is , it must be paired with a second gene of the same type before its effect will be expressed.

Related MCQs

• Piaget reasoned that before the individual can organize and interpret experience, they must first:
• An example of Schaie's legacy-leaving stage includes a man who is 83 years of age and is telling stories to his great-grandchildren about their family's history. The stage before the legacy-leaving stage is one in which people are trying to conserve their energy. This stage is known as:
• In Erik Erikson’s developmental stages of life, with which challenge must older people struggle?
• A child has learned to get his or her way with a younger sibling by using physical intimidation. If he or she uses the same tactics on peers, this demonstrates
• is a strategy in which the same individuals are studied over a period of time.
• is a method in which data are collected on same person over a period of time.
• Which type of family consists of a couple, one or both of whom were previously married, their children, and the children from the previous marriage of one or both parents?
• Ashley and her husband just had their first child. Ashley was married previously, and her two children from that marriage also live with Ashley and her current husband. Which type of family is this?
• Which type of family consists of a married couple and their own or adopted children living at home?
• Barry and Laurie have been married for almost twenty years, and this is the first marriage for both of them. They have two children living at home. Which type of family is this?