Which System Is a Functional System, Not an Organ System

question 17

Multiple Choice

Which system is a functional system, not an organ system in the anatomical sense, that consists of innate and adaptive defense mechanisms?

• A) respiratory system
• B) lymphatic system
• C) endocrine system
• D) immune system
• E) cardiovascular system

---

Definitions:

Transgenic Plants

Plants that have been genetically modified to contain one or more genes from another species, often to confer desirable traits such as pest resistance or improved nutritional content.

Gene Therapy

A medical technique that modifies a person's genes to treat or prevent disease by either replacing, adding, or silencing genes.

Karyotyping

A laboratory technique used to visualize chromosomes under a microscope to analyze the chromosomal composition of an individual or to detect genetic anomalies.

Amniocentesis

A medical procedure used in prenatal diagnosis where a small amount of amniotic fluid, which contains fetal tissues, is sampled to test for chromosomal or genetic disorders.