Chapter 14

Front 1

Structures called_____, capable of growth and metabolism, have been produced in the laboratory. Structures like these may have eventually evolved into heterotrophic prokaryotes.

Back 1

Protocells

Front 2

Organisms known as ________________ are chemosynthetic autotrophs that survive in harsh conditions where there is little sunlight or oxygen

Back 2

Archaebacteria

Front 3

The ancient belief that nonliving materials could be transformed into living organisms was referred to as _________

Back 3

Spontanious generation

Front 4

the idea that life arises only from life is referred to as ________________

Back 4

biogenesis

Front 5

any indirect evidence left by an animal and may include a footprint, a trail, or a burrow.

Back 5

Trace fossils

Front 6

when minerals in rocks fill a space left by a decayed oranism, they make a replica, or ________, of the organism

Back 6

Casts

Front 7

A ____________ forms when an organism is buried in sediment and then decays, leaving an empty space.

Back 7

Molds

Front 8

____________-minerals sometimes penetrate and replace the hard parts of an organism.
_____________-void spaces in original organism infilled by minerals

Back 8

Petrified/Permineralized fosslis

Front 9

At times, an entire organism was quickly trapped in ice or tree sap that hardened into amber

Back 9

Amber-Preserved or frozen fossils