Crossing-over is the exchange of genetic material between homologous chromosomes. It results in new combinations of genes on each chromosome. When cells divide during meiosis, homologous chromosomes are randomly distributed to daughter cells, and different chromosomes segregate independently of each other.
Answer:
<u><em>What Is the Difference Between an Optometrist and an Ophthalmologist?</em></u>
1. Optometrists- Optometrists examine, diagnose, treat, and manage diseases and disorders of the eye. ...
2. Ophthalmologists- Ophthalmologists are medical doctors (M.D) who diagnose and treat all eye diseases, perform eye surgery, and prescribe eyeglasses and contact lenses.
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What? I don’t understand what you are asking.....
It's upset its not happy.