When the Embryonic Mass of Cells Develops an Internal Cavity,the

Q29: The cytotrophoblast<br>A) forms the chorionic villi.<br>B) replaces

Q43: Which of the following is involved in

Q49: Organogenesis is generally completed by day _

Q51: Chromosome pairs are called _.<br>A) karyotypes<br>B) genomes<br>C)

Q59: Chromosomes that are NOT associated with sex

Q119: The testes leave the abdominal cavity and

Q147: The embryonic disk is initially composed of

Q153: The greenish discharge from the lower digestive

Q155: If the secondary palate does not fuse,

Q159: The lungs develop from<br>A) somitomeres.<br>B) neural crest