The gametophyte of a liverwort produces sperm in a structure called <span>antheridium.
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An antheridium<span> or antherida (plural: </span>antheridia<span>) is a </span>haploid<span> structure or organ producing and containing male </span>gametes<span> which is called </span>antherozoids<span> or </span>sperm<span>.</span>
No, studying the effects of sunlight on the color of paper would be an experiment in qualitative data. Quantitative data is based on numbers, a change in appearance is qualitative data.
The correct answer is A. Recording the sounds of a test tube breaking
