When does crossing over occur in meiosis?

metaphase I

metaphase II

prophase I

prophase II

What is the primary goal of human communities?

Food contains a sugar called ( ), which is broken down in a process called cellular ( ). this process uses ( ) to break down food molecules and provide energy for cells. fill in the parentheses

How does the color of light affect the germination time (amount time a plant takes to develop) of a radish seed?