Match each term with its description. chromosome number a. Different molecular forms of the same gene alleles b. None between meiosis I, II metaphase I c. All the chromosomes aligned at spindle equator interphase d. All chromosomes of a given type

lizards have adapted to life in the desert. some desert lizards have toes with spiny scales to them run across the sand without sinking. some use the sand to hide from predators, or to search for small animals that they prey upon.

primary succession occurs in essentially lifeless areas regions in which the soil is incapable of sustaining life as a result of such factors as lava flows, newly formed sand dunes, or rocks left from a retreating glacier. secondary succession occurs