TacGaa---ccggacatc / TAC---GAA---CCC---GGA---CAT what type of mutation is this

Which of the following will not cause mass extinction? a. drastic change is weather b. geological change c. both a and b d. none of the above

25) a student takes four samples of a white crystalline solid and places each in a well plate. on top of each sample, she carefully places 20 drops of clear mystery liquids a, b, c and d. her results for each well are: liquid a: the solid dissolves quickly. liquid b: the solid appears unchanged. liquid c: a brownish colored liquid is produced. liquid d: fizzing occurs and the well becomes warmer. in which well does a physical change occur?

What effect does plate tectonics have an organic evolution