Calix’s karyotype showed that he has a genotype of xxy. Explain how nondisjunction caused calix to be xxy. Include an explanation of why this could only occur in meiosis i.

Registrars maintain high a. standardized tests b. faculty payrolls c. transcripts d. sporting facilities

In an ecosystem, marsh snails feed on phytoplankton and painted turtles feed on marsh snails. pollution has resulted in the depletion of phytoplankton. what effect would this situation likely have on the population of marsh snails and painted turtles? as phytoplankton were destroyed, the population of marsh snails would most likely then the population of painted turtles would mostly likely a. 1. increase 2. decrease 3. stay the same b. 1. increase 2. decrease 3. stay the same

When looking at research about instructional strategies, make sure the research is a. from peer-reviewed studies. b. approved by state and federal government organizations. c. online and easily accessible. d. about the same topic you're interested in.