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Backcross method. This method repeatedly crosses progeny back to one of the parents, aiming to recover the parental genotype while introducing the desired gene. In this scenario, to incorporate a pest resistance gene efficiently, the backcross method is appropriate because it allows the breeder to recover the genetic background of the recurrent parent while selecting for heterozygous resistance.
Select the number-pair in which the two numbers are related in the same way as are the two numbers of the following number-pair.
7 : 85
If the numbers 1 and 2 are interchanged, 3 and 4 change places and also the symbols × and ÷, then find the value of 1 + 3 × 2 ÷ 4.
...Select the option that is related to the third term in the same way as the second term is related to the first term.
17 : 361 : : 21 :______
If digits of each number are added and sum is multiplied by 4, and the resultants are arranged in descending order, which number will be at last position?
196 4921
18 x 9
If ‘ x' is resultant of the first row, what is the resultant of the second row?
...A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series:-
Read the directions carefully and answer the following question.
If in the number ‘ 9887532691 ’, the even digits are shifted to the next ...
64 8 5
420 14 10
What the difference between the resultant of the first row and the second row?
...Read the directions carefully and answer the following question.
Select the correct combination of mathematical signs that can sequentially re...
If A denotes 'addition', B denotes 'multiplication', C denotes 'subtraction', and D denotes 'division', then what will be the value of the fol...