Best Answer: Crossing-over is another name for recombination or physical exchange of equal pieces of adjacent non-sister chromatids. When crossing-over occurs chromatids break and may be reattached to a different homologous chromosome. This occurs during Meiosis 1 / Prophase 1. Synapsis occurs when homologous chromosomes form tetrads and crossing-over or recombination takes place.
The best time to apply castor oil is at night, preferably couple of hours before bed time. While it is perfectly fine to use them during day time, there is a big advantage in applying them at night as this allows more time to saturate and start the process which aids in growing eyelashes.
Castor Oil is One of the Best Oil for Skin and Hair. Today most valuable oil of castor used by women. It is an inexpensive and simple means good effect on hair growth, improves skin, smoothes out wrinkles.Castor oil is prepared from seeds of fast-growing plants â castor oil.astor Oil is One of the Best Oil for Skin and Hair. Today most valuable oil of castor used by women. It is an inexpensive and simple means good effect on hair growth, improves skin, smoothes out wrinkles. Castor oil is prepared from seeds of fast-growing plants â castor oil.