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Adarsh Udayan
Feb 7, 2015
Vanya Raghav
May 24, 2015
Complementary genes are the genes which are present on different genetic loci but interact with each other to express a single character in combination. That is they both together produce...
Surya rao Sripathi
Jan 31, 2014
The sperm cell has a long tail like flagella. The tail is made of protein fibres which contract on alternative sides, giving it a wavelike movement (snake-like motion). The main fun...
Sanalkumar S
Apr 25, 2015
Cleistogamy is the self pollination occurring in an unopened flower.
Advantages:
This type self-pollination does not require external agent.
It preserves useful...
Surya rao Sripathi
Jan 31, 2014
Sexual reproduction is considered to be a better mode of reproduction because it creates a hybrid that has more vigor than the parents.
ThiyagarajanP P
Feb 24, 2015
An ecosystem can be natural or artificial. Organisms in the ecosystem can be categorised into producers, consumers and decomposers. Food chains describe the feeding relationship between t...
Sagar Rachchh
Jan 25, 2015
Microsporangium is the sporangial structure which contains microspores which are the pollen sacs giving rise to male gametes in an angiosperm.
T.S of anther shows the four lobes fo...
Adithyan Sanal
May 6, 2015
Sunny Mathew
Apr 17, 2015
Sanalkumar S
Apr 17, 2015
Seasonal breeders are the organisms which can breed only during certain time period of the year to produce the offspring.
Some of the examples of seasonal breeders are sheep, goats, horses, c...
Adarsh Udayan
Feb 7, 2015
Vanya Raghav
May 24, 2015
Complementary genes are the genes which are present on different genetic loci but interact with each other to express a single character in combination. That is they both together produce...
Surya rao Sripathi
Jan 31, 2014
The sperm cell has a long tail like flagella. The tail is made of protein fibres which contract on alternative sides, giving it a wavelike movement (snake-like motion). The main fun...
Sanalkumar S
Apr 25, 2015
Cleistogamy is the self pollination occurring in an unopened flower.
Advantages:
This type self-pollination does not require external agent.
It preserves useful...
Surya rao Sripathi
Jan 31, 2014
Sexual reproduction is considered to be a better mode of reproduction because it creates a hybrid that has more vigor than the parents.
ThiyagarajanP P
Feb 24, 2015
An ecosystem can be natural or artificial. Organisms in the ecosystem can be categorised into producers, consumers and decomposers. Food chains describe the feeding relationship between t...
Sagar Rachchh
Jan 25, 2015
Microsporangium is the sporangial structure which contains microspores which are the pollen sacs giving rise to male gametes in an angiosperm.
T.S of anther shows the four lobes fo...
Adithyan Sanal
May 6, 2015
Sunny Mathew
Apr 17, 2015
Sanalkumar S
Apr 17, 2015
Seasonal breeders are the organisms which can breed only during certain time period of the year to produce the offspring.
Some of the examples of seasonal breeders are sheep, goats, horses, c...