What bone cells become trapped in cavities called lacunae, yet still manage to help maintain and repair bone?

Bone contains about 99% of our ______________. Hormones can remove small amounts from our bones to provide for blood clotting and muscle contraction.

Which statement is true about the FBI’s Uniform Crime Reports?

Terrie Moffitt is to __________ as Laurence Steinberg is to __________.  

What is the leading psychological diagnosis for children living in the United States?

During early childhood, girls are _____ than boys.

When babies engage in physical activity or use language, some synaptic connections will be strengthened, while the unused ones are replaced by other pathways or disappear. A neuroscientist would identify this process as “_____”.

Many of the deaths of young children around the world could be prevented by a reduction in:

What are the two most important contributors to height differences among children the world over?

For years, debate has focused on whether breast-feeding is better for the infant than bottle-feeding. The growing consensus is that: