This updated edition prepares students to succeed on the SAT Subject Test in Biology E/M (Ecology and Molecular). This comprehensive manual presents--
- A short diagnostic test
- Two full-length Biology E/M practice tests
- All test questions answered and explained
- A test overview and an extensive subject review of all topics covered on the exam
- More than 350 additional practice questions with answersThe practice tests reflect the actual test in format and degree of difficulty.