Advertisements
Advertisements
Question
Give Technical Term:
Cell organelle directly involved in genetics.
Advertisements
Solution
Nucleus
RELATED QUESTIONS
A heterozygous tall plant of pea is crossed with a dwarf plant of pea.
Calculate the phenotypic ratio of the progeny.
Give the significance of mutation.
Give Technical Term:
Transmits characteristics from parents to offsprings.
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:
Most genetic diseases in man are recessive in character.
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:
Multiple Choice Question
A cross was made between tall and dwarf plants. In F1 generation all plants were tall, when the F1 plants were selfed, the tall and dwarf plants appeared in a 3 : 1 ratio in the F2 generation. This phenomenon is known as:
Explain test cross with suitable example and state its ratios.
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.
Identify the possible genotypic ratio in F2 generation if a plant producing red flowers (RR) is crossed with another plant of the same species that produces white flower (rr).
Two alternative forms of genes or alleles are located on ______.
An indvidual of genotype, Aa Bb Cc Dd is used in test cross. How many different phenotypes can appear in this progeny?
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)
Which one of the following character is recessive in case of a pea plant?
