Life-forms that existed during the paleozoic era included a. fish c. reptiles b. trilobites d. all of the above select the best answer from the choices provided a b c d

Four types of motile cells in human body?

Astudent analyzed ears of corn that demonstrated two traits in the f2 kernels, purple or white colors and smooth on wrinkled shapes. a tabulation of 135 individual kernels gave the following results: purple and smooth = 75 white and smooth = 28 purple and wrinkled = 24 white and wrinkled = 8 what would be the only phenotype present in the f1 ger

How many types of rock can form from the rock cycle