Flashcards in Book 2, Chapter 2, Lessons 2.1-2.3 Deck (22):
A tiny, no living particle that enters and then reproduces inside a living cell
An organism that a parasite lives with, in, or on, and provides a source of energy or a suitable environment for the parasite to live
The organism that benefits by living, with, on or in a host in a parasitism interaction
A substance used in vaccination that consists of pathogens that have been weakened or killed but can still trigger the body to produce chemicals that destroy the pathogens
Single-celled organisms that lack a nucleus;prokaryotes
The thick fluid region of a cell located inside the cell membrane (in prokaryotes) or between the cell membrane and nucleus (in eukaryotes).
A small grain-shaped organelle in the cytoplasm of a cell that produces proteins.
A long, whiplike structure that helps a cell to move.
The process that releases energy by breaking down glucose and other food molecules in the presence of oxygen.
A form of asexual reproduction in which one cell divides, forming two identical cells.
A form of sexual reproduction in which a unicellular organism transfers some of its genetic material to another unicellular organism.
A structure produced by prokaryotes, such as bacteria, in unfavorable conditions; a thick wall encloses the DNA and some of the cytoplasm.
A process of heating food to a temperature that is high enough to kill most harmful bacteria without changing the taste of the food
An organism that gets energy by breaking down wastes and dead organisms, and returns raw materials to the soil and water.
A eukaryotic organism that cannot be classified an an animal, plant, or fungus
A unicellular, animal-like protist
A "false foot" or temporary bulge of cytoplasm used for feeding and movement in some protozoans
The cell structure that collects extra water from the cytoplasm and then expels it from the cell.
Tiny, hairlike projections on the outside of cells that move in a wavelike manner
A colored chemical compound that absorbs light. 2. A colored substance used to color other materials