Which of the following involves mitotic cell division. a. production of a fertilized egg
b. sexual reproduction
c. asexual reproduction
d. production of gametes

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?

All organisms contribute some water to the water cycle by conducting

Temperatures in ponds and lakes vary by season. select the best answer from the choices provided t f