Which type of waves can be used to clear a blockage from small tubes in the kidneys? A: Sound waves and visible light B: X-rays and radio waves C: Radio waves and sound waves D: Visible light and X-rays

A. sound waves and visible light

Explanation:

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c

explanation:

both male and female gametes are produced by meiosis of the germ cells. therefore, both male and female gametes are haploid. one male and one female gamete unite during the fertilization to form the diploid zygote. in seed bearing plants, pollen grain is the male gametophyte, which produces sperm cells.