The study of the process of development of an organism from an embryo and the related aspects is called_______.

Explanation

**Step-by-Step Solution:**

1. **Understanding the Question**: The question asks for the term that describes the study of the development of an organism from an embryo and related aspects.

2. **Identifying Key Concepts**: The key concepts in the question are "development," "organism," "embryo," and "study." This indicates that we are looking for a scientific field that focuses on these aspects.

3. **Recalling Relevant Knowledge**: In biology, there is a specific branch that deals with the development of embryos and the processes involved in this stage of life.

...