Q: A major diversification of what animal group occurred about 50 million years ago, possibly spurred by worldwide climate change? Choices: - reptiles - amphibians - insects - mammals A:
mammals

Q: According to which process, sublevels and orbitals are filled with electrons in order of increasing energy? Choices: - Schrodinger's cat - hausen - particle dynamics - aufbau A:
aufbau

Q: Q: When a star's core collapses inward while the outer layers spread and cool, what "colorful" celestial body forms? Choices: - blue giant - green giant - white giant - red giant A:
A: red giant

Question: Q: Which types of muscles cause bones to move when they retract? Choices: - working muscles - active muscles - bone muscles - skeletal muscles A:
Answer: skeletal muscles

*Question*
Q: What type of cells make up tumors? Choices: - white blood cells - consumption cells - boyle cells - cancer cells A:
**Answer**
cancer cells

(Question)
Q: Oncogenes are involved in the formation of what disease? Choices: - autoimmune disease - heart disease - colds - cancer A:
(Answer)
cancer