ACSM Cancer Exercise Trainer (CET) Practice Test 2026 - Free Exercise Trainer Practice Questions and Study Guide

Grade 2 cancer cells are considered to be moderately differentiated, which means they do not closely resemble normal cells. This differentiation suggests that they have altered structures and characteristics compared to their normal counterparts. In addition to this, grade 2 cells tend to exhibit faster growth rates than normal cells, indicating a more aggressive behavior that is characteristic of cancerous cells.

Choosing grade 2 cells as those that don’t look like normal cells and grow faster aligns with the understanding of how cancer progression is often defined by changes in cell morphology and growth rates. When assessing cancer grades, higher-grade tumors (like grade 2) are typically associated with a greater degree of abnormality and more rapid proliferation than lower-grade tumors (like grade 1), which tend to retain more normal cell features and growth patterns.

Understanding these distinctions is crucial for evaluating the aggressiveness of cancer types and guiding treatment options.