The answer is B because A is being changed .
False
crossing over occurs in prophase 1 of meiosis 1. The significance of this crossing over is to ensure cell differentiation. If this occurred in prophase two it means the cells in meiosis 1 will be identical.
Life and 98% of what you learn is a waste
Maybe a concussion or fractured vertebrae. Please mark Brainliest!!!
Answer:
B is true .. atmosphere always changes day by day
