SCIENCE STD-10 CHAPTER-9 MCQ QUIZ We have seen that new organisms are produced by reproductive functions, which are similar to the parent. But they have some variations. We have also discussed how some variations are also produced in asexual reproduction. A large number of successful variations are achieved only through sexual reproduction. If we observe the sugarcane field we find very few variations in the individual vegetation. Humans as well as most animals that are produced by sexual reproduction. Many variations are visible at the individual level. In this chapter we will study the mechanisms by which variations arise and become genetic.
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