WitrynaA scientist is studying a single-celled organism found in a hot spring. This organism lacks a nucleus and has no peptidoglycan in its cell wall. The organism uses hydrogen sulfide as an energy source, and can survive even when oxygen is not available. This organism is a ____________. WitrynaProkaryote. unicellular organism that lacks a nucleus. eukaryote. organism whose cells contain a nucleus; usually multicellular. bacteria. single-celled organisms that lack a …
biology unit 2 Flashcards Quizlet
WitrynaPathogenesis can be defined as: the course of disease development. Intracellular parasites that consist of DNA or RNA surrounded by a protein coat and sometimes by a lipoprotein envelope are called: viruses. The term that literally means self-immunity is: autoimmunity Epidemiology is the study of the _____ of diseases in human populations. WitrynaEUKARYOTE An organism whose cells have a distinct nucleus & membrane-bound organelles CELL Life's basic units of structure & function. All organisms are made of one or more of these ORGANELLE The name for any part of a cell with a specific function; "mini-organ" CYTOPLASM The thick, semifluid material inside the plasma membrane … 84塑料瓶
Nucleus and ribosomes (article) Khan Academy
Witrynaorganism whose cells contain a nucleus and other advanced organelles. example plant and animals mitochondria cell organelle that converts the chemical energy stored in … Witrynais a single-celled organism (bacteria) that lacks a nucleus, mitochondria, or any other membrane-bound organelles: Eukaryote : any organism whose cells contain a nucleus and other organelles enclosed within membranes. Osmosis: water moves from an area of high concentration to an area of low concentration with no energy needed: Diffusion WitrynaUnicellular. A single celled organism. spore. A reproductive cell with a hard, protective coating that can grow into an adult. cell membrane. thin, flexible barrier around a cell; regulates what enters and leaves the cell. cell wall. A rigid structure that surrounds the cell membrane and provides support to the cell. Nucleus. 84墨卡托投影