The variation associated with meiosis is the result of select one: a. crossing over b. chromosome condensation in prophase i c. b and c d. fertilization e. random chromosome arrangement at metaphase i

Which system revise and send electrical signals throughout the body

Which of the following is most important in making the typical seed more resistant to adverse conditions than the typical spore? a) a different type of sporopollenin b) an internal reservoir of liquid water c) integument(s) d) ability to be dispersed e) waxy cuticle

Diabetes is often suspected when glucose shows up in urine tests. use the model to explain how glucose could be present in urine. why do you think this symptom is especially concerning for young people?