Select the correct answer. which of the following is a chemical reaction?

Predict the results of a two base insertion or deletion in a strand of dna that codes for a protien, how does this differ from a three base insertion or deletion?

How much time has elapsed from the very beginning of "the memior of the conquistador bernal diaz del castillo" to the end? a. castillo's whole life b. a quarter of an hour c. a few weeks d. a decade

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