23. A dog breeder can determine that the sudden

appearance of hairlessness in one of the puppies

is a mutation if the dog

(1) is still hairless after 5 years

(2) shows no change in the hairless condition

after its diet is changed

(3) develops other conspicuous differences from

the parent

(4) is bred and the trait is capable of being

inherited

1. seamount a raised footwall block between normal fault creates this 2. syncline break between rocks where a hanging wall rises relative to a footwall 3. hot spring on rolling hills, this a dip between hills 4. volcanic neck created when a block with hanging walls slips down between normal faults 5. caldera underwater volcano that never reaches above sea level 6. horst natural hot water on earth's surface containing many minerals 7. graben underwater volcano whose top is eroded flat by waves 8. crater less than a mile in diameter; looks like a bowl at the top of a volcano 9. guyot magma that filled the central vent that remains after the volcano has eroded 10. reverse fault over 1 mile in diameter; looks like a bowl over a volcano