The maternal and fetal components of the placenta are A: decidua basalis and secondary chorionic villi B: decidua parietalis and tertiary chorionicvilli C: decidua capsularis and villous chorion D: decidua basalis and villous chorion

The maternal and fetal components of the placenta are A: decidua basalis and chorion frondosum B: decidua capsularis and chorion laeve C: decidua capsularis and secondary chorionic villi D: decidua basalis and secondary chorionic villi

The outermost part of an insect's egg is（ ） A: chorion B: vitelline membrane C: periplasm D: egg nucleus

Which of the following best describes the placental components of dizygotic twins?? ;One placenta,two amniotic sacs,two chorions|Two placentas,two amniotic sacs,one chorion|One placenta,two amniotic sacs,one chorion|Two placentas,two amniotic sacs,two chorions

The maternal and fetal components of the placenta are() A: decidua<br/>basalis and secondary chorionic villi B: decidua<br/>capsularis and secondary chorionic villi C: decidua<br/>parietalis and tertiary chorionic villi D: decidua<br/>capsularis and chorion laeve E: decidua<br/>basalis and chorion frondosum