#Question id: 10238
#Unit 10. Ecological Principles
The diagram below shows the frequency distribution of two closely related bird species based on their resource use in sympatric. Which one of the following phenomena most appropriately explains the change in frequency distributions of species 1 and 2 in the figure given above?
#Question id: 10930
#Unit 7. System Physiology – Animal
A 34-year-old man with schizophrenia has had chronic fatigue for 6 months. He has a good appetite, but has refused to eat vegetables for 1 year because he hears voices saying that vegetables are poisoned. His physical and neurological examinations are normal. His hemoglobin level is 9.1 g/dL, leukocyte count is 10,000/μl3, and MCV is 122. Which of the following is the most likely diagnosis?
#Question id: 5741
#Unit 8. Inheritance Biology
In a mammal 2 Barr bodies are observed. How many X chromosomes does the organism have?
#Question id: 11190
#Unit 7. System Physiology – Animal
For a neuron with an initial membrane potential at -70 mV, an increase in the movement of potassium ions out of that neuron's cytoplasm would result in the ________.
#Question id: 5431
#Unit 8. Inheritance Biology
Plant having height 6 cm are allowed to cross with plant having height 2 cm , all F1 progeny having height uniform 4 cm were allowed selfing to produced F2 progeny in which 3 plant out of 8 having height 4 cm . what are number of polygene involve in that trait ?