#Question id: 23754
#Unit 1. Molecules and their Interaction Relevant to Biology
#Question id: 10374
#Unit 6. System Physiology – Plant
The stages in the formation of the symbiotic relationship between the nitrogen-fixing bacteria and their host, Arrange the given statements of symbiotic association in a stepwise manner;
a) Migration of the bacteria toward the roots of the host plant by a chemotactic response mediated by chemical attractants
b) NodD with the flavonoids bind with the Promoter region of highly conserved the nod box
c) These attractants activate the rhizobial NodD protein,
d) The chemical attractants especially (iso)flavonoids and betaines, secreted by the roots
e)
Binding of the activated NodD to the nod box induces transcription of the other
nod genes
#Question id: 19090
#Unit 6. System Physiology – Plant
#Question id: 11075
#Unit 7. System Physiology – Animal
A 65-year-old man with emphysema due to 34 years of cigarette smoking is admitted to hospital due to dyspnea. With further tests the mean pulmonary arterial pressure is determined to be 45 mm Hg at rest. He is hypoxic (PO2 = 49 mm Hg), hypercapnic (85 mm Hg), and slightly acidotic. The cardiovascular and oxygen changes are due to which of the following?
#Question id: 3860
#Unit 3. Fundamental Processes
Guide RNAs: