Dimitri and Beatrice have similar education levels, age, and attitudes and values. Their marriage fits the definition of

What are the names of the two stages in Kohlberg's first level of moral development?

What will be an ideal response?

The muscles, blood, and the excretory system develop from which of the following layers of cells present in the embryo?

a. ectoderm b. mesoderm c. endoderm d. zygoderm