A person having two different alleles for a trait is considered:

Negative developmental outcomes are particularly likely when there are:

_____ is a normal part of development, which is evident via _____.

Which statement aligns with the overlapping waves theory?

Marked changes in physical development that have occurred over generations are referred to as:

Which statement about the timing of effects of teratogens is FALSE?

To examine the effect of empathy training on teenagers’ bullying behaviors, a researcher splits a group of high school students into two groups through random assignment. Group A is shown a movie about an interesting science experiment, and group B is shown a movie about students being harmed by bullies. Group A would be the _____ group, and group B would be the _____ group.

This is the tendency to reach for a hidden object where it was last found, rather than in the new location where it was last hidden.

Which of these examples BEST aligns with a hypothesis?

Which example illustrates discontinuity in development?