Advertisements
Advertisements
प्रश्न
Give the Phenotypic and Genotypic ratio of the F2 and F2 generation.
Advertisements
उत्तर
F1: Phenotypic ratio—all tall plants.
Genotypic ratio—all hybrids.
F2: Phenotypic ratio—3:1
Genotypic ratio—1:2:1
APPEARS IN
संबंधित प्रश्न
A cross used to verify the unknown genotype of the F1 hybrid is a ______.
A heterozygous tall plant of pea is crossed with a dwarf plant of pea.
Calculate the phenotypic ratio of the progeny.
Choose the correct answer:
Mendel was born in __________
Give Technical Term:
Differences occurring within offsprings of the same progeny.
Give Technical Term:
A single egg was fertilized by a single sperm. But twins derived from that egg were born. What is the name of such type of twins?
Give Technical Term:
A twin consisting of a brother and a sister were born to a lady. What is the name of such a type of twins?
Complete the following sentence with appropriate word:
The small differences among individuals are called ________.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Genes are responsible for genetic characters.
Multiple Choice Question
Genetics is a branch of biology dealing with:
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:
Multiple choice question.
When F2 phenotypic and genotypic ratios are the same, then it is an example of _______.
Which one of the following is back cross?
What is allelomorph?
Each gamete has only one allele of a gene.
Identify the genotype of peacock.
A pea plant with the genotype YyRr is crossed with another pea plant with the genotype yyrr. The expected phenotypic ratio of individuals formed will be ______
Mendel was successful in his experiments because:
Name any two genetic diseases in humans.
