Question
DNA fingerprinting is a technique used for the detection
of:Solution
The first methods for finding out genetics used for DNA profiling involved RFLP analysis. DNA is collected from cells, such as a blood sample, and cut into small pieces using a restriction enzyme (a restriction digest).
- Three varieties of pulses priced at Rs. 28/kg, Rs. 32/kg, and Rs. ‘x’/kg are mixed in the ratio 4:3:5. If the final mixture is worth Rs. 33 per kg, the...
Average weight of 13 nurses is 40 kg. If the weight of one more nurse is included, then average weight is increased by 2 kg. Find the weight of the newl...
In an examination the average marks of Rohit is 65. If he got 15 more marks in science and 25 more marks in maths then his average would have been 70. F...
Average marks of 30 students is 76. Two new students with marks (y + 8) and (y - 12) join, and the average becomes 75. Find (y - 35).
- Find the square of 'x' if the average of 22, 31, 49, 38, 29, and 'x' is 40.
Find the average of the following set scores. 450, 1050, 12, 390, 143, 286, 550, 999
The average age of a group of 10 students is 30 years. Two persons of age 25 years and 30 years, left the group and 2 persons of age 54 years and...
Average of four numbers is 21. Sum of smallest and largest number is 53. If difference between other two numbers is 1, then find the square of second sm...
The average of a set of 's' numbers is 35. If 90 is added to the set, then the average of the set becomes 35.5. Find the value of '4 X (s - 15)'.
- A class of 20 students has an average age of 19 years. 5 new students join and the average becomes 17.5 years. Find the average age of the new students.
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