What is the percentage of children in developing countries who are malnourished?

Kail (1991) reported increases in processing speed between the ages of 6 to 12 for both motor

and cognitive tasks. He demonstrated these increases in both the United States and Korea. Which one of the following statements concerning increases in information-processing skills is supported by Kail's findings? a. Most of cognitive development can be explained by increases in long-term memory. b. Processing efficiency increases are the basis for cognitive development. c. Experience is not necessary for age-related increases in memory. d. There is a limited relationship betweenmemory increases and cognitive development.

What will occur if the primordial gonads are exposed to TDF?

a. Testes produced. b. Sterile offspring. c. Ovaries produced. d. Homosexual tendencies.