Question: If accidental alterations of the genetic code in a cell can cause new traits to appear in a parent's offspring, then what can appear due to accidental alterations of the genetic code in a cell? Answer choices: - symptoms - hyperthyroidism - Plastic cell membranes - Metallic DNA - Groupings of nano-cells - New traits - disease - viruses
Answer: New traits

Question: If fusion causes stars to emit light, then what causes stars to produce light? Answer choices: - nucleus - energy - gases - mitosis - fusion - chemicals - fire - boiling
Answer: fusion

Question: If rocks break down because of mechanical force, then what breaks rocks down? Answer choices: - In the winter - Calcium carbonate - an engine - the Great Barrier Reef - mechanical force - permineralization - at or near the margins - mechanical
Answer:
mechanical force