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Question
Complete the following sentence with appropriate word:
The small differences among individuals are called ________.
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Solution
The small differences among individuals are called Variations.
RELATED QUESTIONS
A cross used to verify the unknown genotype of the F1 hybrid is a ______.
State Mendel’s Law of Dominance.
- A pure tall plant (TT) is crossed with a pure dwarf plant (tt). Draw Punnett squares to show
- F1, generation
- F2 generation.
- Give the phenotype of F2 generation.
- Give the phenotype and genotypic ratios of the F1 and F2 generations.
Explain the Term Genotype.
Name the following:
The genetic composition of an organism.
Give Technical Term:
Transmits characteristics from parents to offsprings.
Complete the following sentence with appropriate word:
In mammals, the female is homozygous while the male is _________.
Complete the following sentence with appropriate word:
The dissimilar pairs of genes present in an individual are known as _______________.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
DNA has a double-helical structure.
Multiple Choice Question
When an individual has both the genes of a contrasting character, it is said to be:
Enlist dominant and recessive characters in pea plant with respect to the position of flower, colour of seed and colour of a pod in tabulated form.
State whether the following is true or false.
A recessive factor is altered by the presence of a dominant factor.
During a dihybrid cross with contrasting characters in the F2 generation, parental genotypes will appear in ______.
Which of the following is the number of alleles for blood group in an individual?
Match the items given in Column I with those listed in Column II. Choose the answer with correct combination of alphabets of the two columns.
| Column I | Column II |
| A. Monohybrid cross | 1. T and t |
| B. Test cross | 2. TT |
| C. Alleles | 3. TT × tt |
| D. Homozygous tall | 4. tt |
| 5. Tt × tt |
A typical dihybrid cross is carried outbetween true breeding plant with yellowround seeds and a true breeding plant withgreen wrinkled seeds. With appropriatesymbol write the genotypes of —
- Homozygous dominant and recessive parents.
- Gametes produced by both the parents.
- Gametes produced by the F, hybrid. (3)
A pair of corresponding chromosomes of the same shape, size and one from each parent is called ______.
