#Question id: 1325
#Unit 4. Cell Communication and Cell Signaling
What is the main purpose of gap junctions?
#Question id: 5709
#Unit 8. Inheritance Biology
What is probability of couple where male is karyotypically normal and the female in pericentric inversion in heterozygous condition produced child with disability if 50% chance of crossing over takes placed within pericentric inversion. (Note: Duplication and deletion in gamete will results in disability)
#Question id: 612
#Unit 1. Molecules and their Interaction Relevant to Biology
The quaternary structure of hemoglobin changes from the T state to the R state ________.
#Question id: 1380
#Unit 4. Cell Communication and Cell Signaling
Which of the following apply to the synthesis of plant cell walls? Please select all that apply.
a) Cellulose microfibrils are formed by cellulose synthase complexes called rosettes
b) Cellulose is synthesized using cytoplasmic ATP-glucose and deposited as microfibrils directly on the outer surface of the plasma membrane.
c) Matrix polysaccharides of plant cell walls are synthesized in the Golgi apparatus and exported to the cell wall by endocytosis.
d) The direction of cellulose microfibril growth is determined by the orientation of arrays of microtubules lying just below the plasma membrane.
#Question id: 12119
#Unit 10. Ecological Principles