Cell Flashcards
1
Q
What is definition of cell?
A
Fundamental unit of living things on Earth
2
Q
What are 3 major domains of living?
A
Bacteria-> Archaea -> eukaryotes
3
Q
What is taxonomy?
A
Discipline of defining groups of biological organisms based on shared characteristics
4
Q
What is phylogenetics?
A
Study of evolutionary relationships between groups of organisms
5
Q
List universal features of cells on earth
A
All cells are surrounded by plasma membrane
Cells exchange molecules with their surroundings
Cells communicate
All cells store hereditary info as DNA
DNA fragment corresponding to one protein=one gene
Translate RNA into protein in same way
6
Q
What is the definition of homeostasis?
A
Ability of organism or cell to maintain internal equilibrium by adjusting its physiological processes
