T2A2 Flashcards
1
Q
Fibres holding mussels to rocks
A
proteins, with keratin, resinous protein, and other proteins which form a strong tough adhesive: byssus
2
Q
Kermode bear
A
- white subspecies of black bear, not albino
- a single nucleotide mutation results in modified protein product from mc1r gene
3
Q
Kermit Ritland identified single nucleotide mutation in what gene? causing…
A
melanocortin 1 receptor gene (mc1r) caused a tyrosine to cysteine replacement at codon 298
4
Q
mc1r gene encodes for
A
a protein responsible for regulating skin and hair colour in mammals
5
Q
Eden Atwood - androgen insensitivity mutation
A
changes nucleotide sequence of a single gene, causing a single type defective protein to be produced
6
Q
androgen insensitivity effects
A
- causes a person who is genetically male (XY) to look like a biological female
- no functional androgen receptor proteins, cells cannot respond to testosterone
7
Q
factor least likely to be implemented during the process of translation
A
sigma factors (prokaryotes)
