Domain IV opens the life sciences portion of the TExES Science 7-12 (236) exam (8% of the total). This manual covers all 4 official competencies — biomolecules, cell structure, how cells carry out life processes, and growth and development — with the same plain-English, analogy-driven approach used across the whole series.

Learn to tell prokaryotic from eukaryotic cells, understand diffusion vs. active transport, and know exactly why cancer is a cell-cycle regulation problem — all explained the way you wish your own biology professor had explained it.

What's inside:

• All 4 official competencies (021–024)

• Plain-English breakdowns and analogies

• Common Mistake to Avoid call-outs

• Practice questions with full answer rationale