Plant reproductive morphology be identical isospores or come in different sizes (microspores and megaspores), but strictly speaking, spores and sporophytes are neither male nor female because they do not produce gametes. The alternate generation, the gametophyte, produces gametes, eggs and/or sperm. A gametophyte can be monoicous (bisexual), producing both eggs and sperm or dioicous (unisexual), either female (producing eggs) or male (producing sperm). In the bryophytes (liverworts, mosses and hornworts), the sexual gametophyte is the dominant generation. In ferns and seed plants (including cycads, conifers, flowering plants, etc.) the sporophyte is the dominant generation. The obvious visible plant, whether a small herb or
Second-generation immigrants in the United States influx of Latino immigrants and the high fertility rate of Latino immigrants, which is higher than any other segment of the national population. As the number of second generation Latinos/as grows, so will their political and economical influence. In relation to educational achievement, second generation Latinos follow the general trend for second-generation immigrants in the United States. In comparison to first generation Latino immigrants, second generation Latinos are more likely to intermarry with members of other racial groups. These higher rates of racial intermarriage leads to an increase in the birthrates of interracial children, aiding in the elimination of disparities