- 32.2.1: Put the following milestones in animal evolution in order from olde...
- 32.2.2: what IF? Suppose the most recent common ancestor of extant fungi an...
- 32.2.3: mak e conn e c t i o n s Evaluate whether the origin of cell-to-cel...
Solutions for Chapter 32.2: The history of animals spans more than half a billion years
Full solutions for Campbell Biology | 10th Edition
Solutions for Chapter 32.2: The history of animals spans more than half a billion yearsGet Full Solutions
A rather small volcano built primarily of pyroclastics ejected from a single vent.
An amphitheater-shaped basin at the head of a glaciated valley produced by frost wedging and plucking.
The boundary between two adjoining air masses having contrasting characteristics.
The mechanical breakup of rock caused by the expansion of freezing water in cracks and crevices.
A tilted fault block in which the higher side is associated with mountainous topography and the lower side is a basin that fills with sediment.
The view that the Sun is at the center of the solar system.
An episode of strong trade winds and unusually low sea-surface temperatures in the central and eastern Pacific. The opposite of El Niño.
A series of 10 minerals used as a standard in determining hardness.
Resource that forms or accumulates over such long time spans that it must be considered as fixed in total quantity.
The distance at which an object would have a parallax angle of 1 second of arc (3.26 lightyears).
A flat area on the floor of an undrained desert basin. Following heavy rain, the playa becomes a lake.
As the result of paleomagnetic studies in the 1950s, researchers proposed that either the magnetic poles migrated greatly through time or the continents had gradually shifted their positions.
A variable radio source of small size that emits radio pulses in very regular periods.
A mechanism that may contribute to plate motion. It involves the oceanic lithosphere sliding down the oceanic ridge under the pull of gravity.
An angular distance measured eastward along the celestial equator from the vernal equinox. Used with declination in a coordinate system to describe the position of celestial bodies.
An eclipse of the Sun.
The layer of the atmosphere immediately above the troposphere, characterized by increasing temperatures with height, owing to the concentration of ozone.
Seismic waves that travel along the outer layer of Earth.
Movements of ocean water caused by density differences brought about by variations in temperature and salinity.
A relatively narrow body of stratified drift deposited on a valley floor by meltwater streams that issue from a valley glacier.