Bio 170 Exam 1 Flashcards
What is a prokaryote?
A type of cell lacking a membrane bound nucleus and membrane bound organelles
What is a eukaryote?
A type of cell with a membrane bound nucleus and membrane bound organelles.
Does the kingdom level approach to classification completely represent biological reality?
No. It is supplemented by domains.
What are the 5 kingdoms?
Plants, animals, fungi, Protista, and monera
What are the three domains?
Bacteria, Archae, and Eukarya
What are two main types of prokaryotes?
Bacteria
Archaea
Why are archaeas sometimes called extremophiles?
They like to live in extreme conditions.
Hot springs, hyper saline environments etc
What are the distinctive traits of archaea?
Lack peptidoglycan
Some have histones
Anti biotic response is negative
What are the most widespread forms of life?
Bacteria