#Question id: 13120
#Unit 2. Cellular Organization
|
Target organelle |
Location of sequence within
protein |
Removal of sequence |
Nature of sequence |
|
1- ER |
i- N- terminal |
a- yes |
P- Core of 6-12 hydrophobic aa
often preceded by one or more basic ammo acids (Arg, Lys) |
|
2-Mtochrondria matrix |
ii- N- terminal |
b- yes |
Q- Multiple different kinds; rich in Lys and Arg residues |
|
3-Chloroplast stroma |
iii- N- terminal |
c- no |
R- Lys and arg one side and other
side hydrophobic aa |
|
4-Nucleus |
iv-varies |
d- yes |
S- Generally rich in ser and thr,
poor in glu and asp |
#Question id: 3386
#Unit 11. Evolution and Behavior
Which statement represents the best explanation for the observation that the nuclear DNA of wolves and domestic dogs has a very high degree of homology?
a) Dogs and wolves have very similar morphologies.
b) Convergent evolution has occurred.
c) Dogs and wolves not shared more recent common ancestor
d) Dogs and wolves shared a more recent common ancestor
#Question id: 28267
#Unit 5. Developmental Biology
Resact binds to receptor on sperm, it activates guanylyl cyclase which causes the sperm cell to produce_______
#Question id: 4198
#Unit 3. Fundamental Processes
An elongation factor EF-Ts serves mainly to
#Question id: 11647
#Unit 7. System Physiology – Animal
After menopause, hormone replacement therapy with estrogen-like compounds is effective in preventing the progression of osteoporosis. What is the mechanism of their protective effect?