Biology Flashcards
1
Q
What is osmosis
A
The movement of water from a aria of high water potential to a aria of lower water potential
Through a semi permeable membrane
2
Q
What is the water potential of pure water ?
A
0 MPa
3
Q
What kind of antigens are found on your cells
A
Self - antigens they do not trigger a immune response
4
Q
What are antibodies produced by ?
A
B-lymphocytes ( a type of white blood cell )
5
Q
What is agglutination ?
A
Agglutination is when antigens stick pathogens together preventing them from spreading around the body
6
Q
What is hierarchy
A
-small group arranged with in larger groups
- no overlapping groups
7
Q
List the 4 (modern) ways of calcifying species
A
- DNA sequence
- mRNA sequence
- amino acid sequence
- immunological -Comparing the similarities between self anybody’s
8
Q
What is phylogenetic classification
A
Groups organisms together according to evolutionary relationships
