Flashcards: BIO TERMS

Eukaryotes are organisms whos' complex cell structure contains cells that possess a membrane-bound organelle. The cell contains a nucleus which houses genetic material.

a period which occurred about 541-485 million years ago. It was a geological period that marked a significant burst of evolutionary activity and diversification of multicellular life. emergence of diverse and complex marine life.

When an ancestral species rapidly diversify into a variety of forms to adapt to the different environments or ecological niches.

When one organism lives inside another, forming a mutually beneficial relationship.

mitochondria found in eukaryotic cells. it proposed that the mitochondria evolved from free-living aerobic bacteria that were swallowed by ancestral eukaryotic cells

A prokaryotic organism which thrives in oxygen and uses aerobic respiration to generate energy.

Type of Prokaryote which uses light energy to perform photosynthesis

Synechococcus is a genus of cyanobacteria. found in the aquatic environment

E.Coli bacteria found in intestines of humans and other animals

Primitive structure. Considered a precursor to modern cells. Not considered living organisms

An organism that uses light energy to synthesize organic compounds from inorganic substances. Primary producers of the food chain.

Organisms that obtain energy and carbon by consuming organic compounds from other organisms.

A subunit within a cell that performs a specific function in a multicellular organism.

A measurable and quantifiable indicator that provides information on biological or pathological processes.

A flowering plant that produces seeds within an enclosure. represents the most divers and widespread group of land plants.

In the context of plants, the haploid multicellular structure that produces and contains the female gametes (eggs or ovules)