What might happen if there is inadequate calcium intake? a. calcium would not be available to deposit during remodeling b. low blood calcium levels would stimulate the activity of osteoblasts c. low calcium levels would force the development of more cartilage d. osteocytes would die

Cathy hypothesized that corn would not grow in mud. to test this hypothesis, she took corn kernels and placed 5 in mud, 3 in soil, and 2 in water. to her surprise, the kernels in the mud grew faster than the kernels in the soil. what error might have caused these unexpected results? a. wrong hypothesis b. not enough variables c. undefined control d. too many variables