Which Is NOT a True Statement

question 19

Multiple Choice

Which is NOT a true statement?

• A) All ectotherms are poikilotherms.
• B) Ectotherms tend to have lower metabolic rates than endotherms.
• C) Ectotherms are able to alter their body temperature.
• D) Ectotherms have body temperatures that are determined largely by their external environment.

---

Definitions:

Nucleus

The central and most important part of an atom, containing protons and neutrons, or a membrane-bound organelle in cells containing genetic material.

Chromosomes

Thread-like structures located inside the nucleus of animal and plant cells, made of protein and a single molecule of deoxyribonucleic acid (DNA).

Genes

Sequences of DNA that code for proteins and determine the characteristics and inherited traits of organisms, playing a crucial role in biology and genetics.

Deoxyribonucleic Acid (DNA)

The chemical structure, shaped like a twisted ladder, that contains all of the genes.