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Question
Read the passage given below and answer the question that follow:
| Analysis of the pattern of inheritance of a particular trait through several generations of a family is called pedigree analysis. A graphic representation of the same is called a pedigree chart. It may be used to guess the probability of a child inheriting the trait under study. pedigree chart is drawn by using a standard set of symbols. |
The symbols of parents are represented by ______.
Options
A symbol of a square and a circle joined by a horizontal line.
A symbol of two circles joined by a horizontal line.
A symbol of two squares joined by a horizontal line.
A symbol of a square and a circle joined by a vertical line.
MCQ
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Solution
The symbols of parents are represented by a symbol of a square and a circle joined by a horizontal line.
Explanation:
The symbols of parents in a pedigree chart are represented by a square (male) and a circle (female) joined by a horizontal line. This horizontal line signifies mating or union between them. Therefore, the correct answer is a symbol of a square and a circle joined by a horizontal line.
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Chapter 5: Principles of Inheritance and Variation - BOARD EXAMINATION QUESTIONS [Page 208]
