Lec3 Flashcards
1
Q
Information flow I the cell (3main stage)
A
Synthesis of the mRNA in nucleus
Movement of mRNA into cytoplasm via nuclear pore
Synthesis of protein
2
Q
DNA=
RNA=
A
Deoxyribose nucleus acid
Ribose nucleus acid
3
Q
A G C T U
A
AG purines
A adenine
G guanine
CTU pyrimidine
C cytosine
T thymine
U uracil
4
Q
Comparison of DNA and RNA structure
A
DNA double helix ; antiparallel; pentose backbone; T
RNA single strand; flexible ;U
Different function in synthesis of protein
5
Q
Macromolecules includes(4’)…..how many polymers (3’)and their monomers?
A
Nucleic acid nucleotide (pentose nitrogenous base and phosphate group)
Protein amino acid
Polysaccharide monosaccharide eg starch
?Lipids
