Cell Flashcards

1
Q

What is definition of cell?

A

Fundamental unit of living things on Earth

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2
Q

What are 3 major domains of living?

A

Bacteria-> Archaea -> eukaryotes

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3
Q

What is taxonomy?

A

Discipline of defining groups of biological organisms based on shared characteristics

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4
Q

What is phylogenetics?

A

Study of evolutionary relationships between groups of organisms

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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

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6
Q

What is the definition of homeostasis?

A

Ability of organism or cell to maintain internal equilibrium by adjusting its physiological processes

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