What is meant by the term aging? a. having entered school
b. becoming interactive
c. becoming older
d. having a personal identity

Cassandra made a venn diagram to compare and contrast the two stages of cellular respiration. which belongs in the area marked x? energy is released. oxygen is used up. glucose is broken down. carbon dioxide is used up.

14. which of the following codons code for threonine? a. ucg b. ugu c. cga d. aca

10. in which phase will crossing-over occur? a. mitosis b. metaphase ii c. prophase i d. meiosis ii