1. Identify 3 elements that are highly reactive. 2. Identify 3 elements that are inert
3. Identify 3 elements that are in the same period.
4. Compare the elements in group 18 with elements in group 17. What do you notice?
5. On the Periodic Table find 2 groups that are similar. What is similar between the groups?

Both male and female gametes are created during the process of meiosis. the formation of male gametes is called spermatogenesis. after telophase il of spermatogenesis, there would be are all genetically male gametes created that

The main ingredient of magma is a pahoehoe. b silca c dissolved gases d obsidian

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.