Which of the following phrases characterizes alternation of generation in algae?

sporophytic generation getting converted into gametophytic generation in unfavorable conditions

diploid gametophytic generation alternating with haploid sporophytic generation

diploid sporophytic generation alternating with haploid gametophytic generation

Which material is commonly used as a culture medium for living cells

During crossing-over, a. genetic material is exchanged between nonsister chromatids, resulting in new combinations of alleles. b. nonsister chromatids from each homologous chromosome of a tetrad are exchanged, resulting in new combinations of alleles. c. one homologous chromosome of a tetrad is exchanged with another tetrad, resulting in new combinations of alleles. d. sister chromatids from each homologous chromosome of a tetrad are exchanged, resulting in new combinations of alleles. e. genetic material is exchanged between sister chromatids, resulting in new combinations of alleles.

Which of the following terms would bb represent in an organism? a.phenotype b.genotype c.genetics