A Regularity in Observed Data or a Relationship Between Different

question 39

Multiple Choice

A regularity in observed data or a relationship between different quantities is usually called a

• A) hypothesis.
• B) law.
• C) theory.
• D) model.

---

Definitions:

Zygote

The initial cell formed when a new organism is produced by the union of sperm and egg cells, representing the earliest developmental stage of the embryo.

Embryo

An early stage in the development of a multicellular organism following fertilization, during which the organism undergoes rapid cell division and differentiates into the basic structures of a mature organism.

Chromaffin

Cells located in the adrenal medulla that release adrenaline and noradrenaline in response to stress.

Mutations

Changes in the DNA sequence of an organism's genome, which can lead to variations in physical appearance, function, or behavior, potentially influencing the organism's ability to survive and reproduce.