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प्रश्न
What is a gene?
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उत्तर
Gene is a part of DNA that encodes the instructions that allow a cell to produce a specific protein or enzyme.
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संबंधित प्रश्न
How do Mendel's experiment show that traits are inherited independently?
Name the information source for making proteins in the cells.
List any two contrasting characters other than roundness of pea plants that Mendel used in his experiments with pea plants.
How is the equal genetic contribution of male and female parents ensured in the progeny?
A man having blood group O marries a woman having blood group B and they have a daughter. What will be the blood group of the daughter?
When two parents are crossed, the offspring are referred to as :
recessives
test cross
F1 generation
F2 generation
Pure-bred tall pea plants are first crossed with pure-bred dwarf pea plants. The pea plants obtained in F1generation are then cross-bred to produce F2 generation of pea plants.
(a) What do the plants of F1 generation look like?
(b) What is the ratio of tall plants to dwarf plants in F2 generation?
(c) Which type of plants were missing in F1 generation but reappeared in F2 generation?
"It is possible that a trait is inherited but may not be expressed." Give a suitable example to justify this statement.
In the following figure showing a germinating gram seed, name the parts labelled as A, B and C:
Why is Part 'B' considered to be important during germination?
A cross between pea plant with white flowers (vv) and pea plant with violet flowers (VV) resulted in F2 progeny in which ratio of violet (VV) and white (vv) flowers will be ______.
