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Let the number of toys A = 3x and B = 2x. Total toys = 3x + 2x = 500 → 5x = 500 → x = 100. Toys A = 3x = 300. Total cost = 15(3x) + 25(2x) = 15(300) + 25(200) = 4500 + 5000 = 9500 Profit = 11,400 – 9500 = 1900 Profit percentage = 1900/ 9500 * 100 = 20% Answer: a) 20%.
The term given to the ability of single cell to divide and produce all the differentiated cell in the organism.
When styles and filaments in a flower are of different length, such condition is known as
During anaphase, the significance of sister chromatids separating and moving towards opposite poles is?
…………… method helps in maintaining high genetic variability in a population due to repeated intermating of heterozygous plants/populations.
...The variation in the restriction DNA fragment lengths between individuals of a species is called:
Reverse transcription was first reported by ……………., who won the noble prize in 1975.
In Bulk breeding method, individual plant selection is done after population attains ……………….
...In a specific flowering plant, the pink flower color is not due to a Mendelian single-gene interaction but rather appears to be due to multiple genes ac...
A method of asexual propagation in which a stem is made to produce roots while still attached to the parent plant is called
The hybrid progeny of single cross and an inbred lines is called
