TAMU BIO 112 FINAL EXAM REVIEW QUESTIONS AND CORRECT ANSWERS 2025/2026 GRADED A+ .

TAMU BIO 112 FINAL EXAM REVIEW QUESTIONS AND CORRECT ANSWERS 2025/2026 GRADED A+ . 1. Lysosomes are organelles that are filled with hydrolytic enzymes. From among these choices, you would expect that lysosomes would play the most prominent and important role in A. Dinoflagellates B. Tubulinids C. Chlorophytes D. Diatoms E. Spirochetes CORRECT ANSWER B 2. Which of the following statementsis correct regarding genomes of prokary- otes? A. Some kinds of prokaryotic chromosomes are called plasmids. B. Prokaryotes are diploid organisms, except for gametes. C. Prokaryotic cells may have multiple chromosomes. D. All prokaryotic genomic DNA is circular. E. The amount of dense and compact DNA in a prokaryote nucleoid is almost equal to a typical eukaryotic cell's DNA. CORRECT ANSWER D. 3. Among the prokaryotes, motility A. is produced only by the bacterial flagella B. May involve actin microfilaments and myosin motor proteins C. is negative taxis if the cell avoids a stimulus. D. is rarely found and of little adaptive importance. E. ALL of the above. CORRECT ANSWER C. 4. A single bacterial cell, isolated from all other bacteria, can produce descen- dant cells with diverse phenotypes through the process of A. transduction B. transformation C. crossing over D. DNA mutation E. sexual recombination CORRECT ANSWER D. 5. Walking on the beach along the California coastline, you discover a large specimen of kelp (Laminaria) washed up on the shore.Which of the following would NOT be true about this example of brown algae? A. the blades are edible B. the blades of the thallus may bear sporangia C. It is usually called a seaweed D. Its sexual life cycle exhibits alternation of generations E. the specimen is a gametophyte CORRECT ANSWER E. 6. One phylum of plants has vascular tissue but does not have megaphylls and never produces pollen or seeds. In the ancient past,some species grew to tree-size but today all species are small and resemble true mosses.This phylum is A. monilophyta B. Ginkgophyta C. Cycadoophyta D. Gnetophyta E. Lycophyta CORRECT ANSWER E 7. Which of these terms is LEAST LIKELY to apply to bacteria deep with in a compost pile of fruit and vegetable waste? A. carbon fixation B. facultative anaerobe C. Chemoheterotroph D. absorptive E. Decomposer CORRECT ANSWER A. 8. In the moss life cycle, meiosis occurs in the to produce . a. sporangium, haploid spores B. archegonium, diploid spores C. Antheridium, haploid sperm D. spores, more haploid spores E. Archegonium, haploid spores CORRECT ANSWER A. 9. Many protists rely on cytoplasmic streaming to move cellular contents in bulk now.This flow is largely created by A. basal bodies B. Cilia C. microfilaments and actin motor proteins D. microtubules and dynein motor proteins E. Vesicles CORRECT ANSWER C. 10. The diplomonads and the parabasalids are both A. nitrogen-fixing symbionts B. prokaryotes C. photoautotrophic