Which of the following does not occur within the first four weeks after fertilization? a. the spinal cord and central nervous system are developing. b. the digestive system is developing. c. fingers and toes can move. d. heart and lungs have developed.

An is a record that contains a list of qualified workers in an industry.

Which word can describe a person's gender identity? a) female b) intersexual c) asexual d) androgynous

Which action is the cerebrum responsible for? a. breathing b. coordination c. problem solving d. balance and one more question which characteristic true of both boys and girls during puberty? a. a curvier shape b. a deeper voice c. weight loss d. body hair