They are not effective because they don't have evidence , support of claims. I hope that this is the answer that you were looking for and it has helped you. Have a nice day.
Semi-barbaric, powerful, passionate, intense, jealous
Answer:
the production of new living organisms by combining genetic information from two individuals of different types, sexes in other words. In most higher organisms, one sex, male, produces a small motile gamete which travels to fuse with a larger stationary gamete produced by the other usually a female.
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Explanation: