If osteoclasts are more active than osteoblasts, bones will become: A. Denser.
B. Thicker.
C. Osteopenic.
D. Stronger.
E. Calcified

Which of the following birds remained ancient looking in the miocene epoch? a. crows b. owls c. grouses d. none of the above

How are the reproductive cycles of a fungus and a pteridophyte similar? a)both organisms form fruiting bodies that produce diploid seeds. b)both organisms produce haploid spores and exhibit diploid and haploid stages. c)both organisms reproduce sexually when two haploid hyphae fuse. d)both organisms exhibit a diploid stage and are only able to reproduce asexually.

Moving down the ramp from 6 meters to