Which of the following types of embryos displays meroblastic cleavage, extraembryonic membranes, and a primitive streak?
A) an insect
B) an amphibian
C) a bird
D) a sea urchin

Question

Quizplus · Accepted Answer

Bird embryos display meroblastic cleavage due to the presence of a large amount of yolk, develop extraembryonic membranes for protection and nutrient exchange, and form a primitive streak as part of their early development, which is characteristic of amniotes.

Which of the Following Types of Embryos Displays Meroblastic Cleavage