Activity 1 Directions: Identify the science concept being described in each item.
1. Happens when the male animal releases sperm cells inside the female's body to fertilize the 2018 cell
2. Takes place when a spem cell unites with the egg cell.
3. Occurs when the egg and sperm unite outside the female's body:
4. Type of reproduction that requires two parents.
5. Another term for sex cells.

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