Why did mendels use characteristics that only had 2 options? how did this aid in the development of his theories?

The seed coat's most important function is to provide a) a nonstressful environment for the megasporangium. b) the means for dispersal. c) dormancy. d) a nutrient supply for the embryo. e) desiccation resistance.

The bacteria found in soil is usually harmful and measures are taken to remove any traces of microorganisms. true or false

This question is only for applicants to scholars for medicine or scholars for dental medicine: what aspects about medicine (or dental medicine) intrigue you? describe how these aspects influence your life. (100-650 words)