Britt is 10 years old, but on intelligence tests, she scores at the level typical of 8-year-olds. Using the formula developed by Lewis Terman, Britt would have an IQ of:

In early childhood, thought is ____________ , while in middle childhood, it is ____________

A) intuitive; logical B) concrete; abstract C) verbal; emotional D) rational; irrational

During mitosis,

A) a single cell develops into a complex, many-celled human being. B) new body cells are created, each with its own unique DNA. C) the number of chromosomes normally present in body cells is halved. D) crossing over occurs.