Gen Bio Chapter 12 Vocab

A ______________ (Scientist who) specialize in describing and categorizing a paticular group of organisms

A period defined by a particular set of fossils

Within each _________ is a _____________.
(*hint smaller groups)

___________ are divided into four major eras, each period is marked by major changes in the dominant organisms.

Geological Periods:
-Cenozinc
-Mesozoic
-Paleozoic
-Pre-Cambrian

____________ work in this field to attempt to organize biodiversity into discrete and logical categories.

____________ categorized organisms according to cell type and method of obtaining energy: group consisting of single-celled organisms without a nucleus; etc.

Three Domains

Both ____________ and ____________ are prokaryotes.
(*hint means they lack a nucleus 12.2)

Eukaryotes contain __________, ___________, and other internal structures bounded by membranes unlike ___________.

Prokaryotes are mostly ____________.
(*hint- each cell is an individual organism)

Prokaryotic Cells are 100x smaller than regular cells so there often called_____________.

Biologist who study these organisms

Kill or disable bacteria

This kingdom is made up of the simplest known eukaryotes

The origin of protists, modern eukaryotes are most likely the descendants of a confederation of these primitive eukaryotes with other prokaryotic cells.
(*hint a theory)

Another word for groups

The only member of the Protista Kingdom that can manufacture its own food

Defined as multicellular organisms that make their living by ingesting other organisms and that are motile
(*hint-found in the Animalia Kingdom)

A period comprising more than 1% of the history of life on Earth

The process of transforming from a fertilized egg into an adult creature

Scientist who study the kingdom animalia

Animal with a backbone

Animals without a backbone

Cells that are analogous to plant seeds that germinate into new individuals

Thin stringy material that grows over and within a food source

Biologist who study fungi

A single-celled type of Fungi

This fungal form is found in all phyla and commercially important

This Kingdom consists of multicellular eukaryotic organisms that make their own food via photosynthesis

Specialized cells that can transport water and other substances

Structures that protect and provide a food source for young plants

____________posses ____________ and produces seeds?

Rapid expansion of flowering plants

Plant Biologist are also called _____________.

Chemicals produced by plants and some other organisms as side reactions to normal metanolic pathways and that typically have an antipredator or antibiotic function

Focuses on the interactions between organisms and their environment

System of organizing biodiversity according to the evolutionary relationships among living organisms

The evolutionary relationship of sparrows in the genus

A technique used to examine the variation in sparrows

Using the knowledge of native people in developing countries to discover Organisms and active compounds