Can an unfertilised, apomictic embryo sac give rise to a diploid embryo ? If yes, then how ?
Can an unfertilised, apomictic embryo sac give rise to a diploid embryo ? If yes, then how ?
Yes, if megaspore develops into embryo without meiotic division then egg cell is diploid. Diploid egg cell develops into embryo by mitosis.
Note : Apomixis is a type of asexual reproduction, in which seeds are produced without fertilisation.
Similar Questions
Which of the following process is helpful in hybrid seed production:
Which of the following process is helpful in hybrid seed production:
- [AIIMS 2019]
How many sentences are correct?
- To produce seeds without fertilisation is called apomixis
- Occurance of more than one embryo in a seed is referred to as polyembryony
- The pollen grains represent the male gametophytes.
How many sentences are correct?
- To produce seeds without fertilisation is called apomixis
- Occurance of more than one embryo in a seed is referred to as polyembryony
- The pollen grains represent the male gametophytes.
What is Apomixis ? Give its importance.
What is Apomixis ? Give its importance.
In agamospermy, the embryo sac is diploid because it is formed without meiosis. Such embryo sac may develop from
In agamospermy, the embryo sac is diploid because it is formed without meiosis. Such embryo sac may develop from
- [AIPMT 1993]
Nucellar polyembryony is reported in species of
Nucellar polyembryony is reported in species of
- [AIPMT 2011]