#Question id: 1563
#4. Cell Communication and Cell Signaling
A nonfunctional CD4 protein on a helper T cell would result in the helper T cell being unable to ________.
#Question id: 5741
#8. Inheritance Biology
In a mammal 2 Barr bodies are observed. How many X chromosomes does the organism have?
#Question id: 10528
#6. System Physiology – Plant
The insect ingests plant tissue containing the fatty acids, an enzyme in the gut conjugates the plant-derived fatty acid to an insect-derived amino acid typically;
#Question id: 9236
#9. Diversity of Life Forms
Which of the following outcomes is caused by excessive nutrient runoff into aquatic ecosystems?
#Question id: 5434
#8. Inheritance Biology
Plant height of wild Solanum nigrum is controlled by polygene. A pure line plant with 60 cm height was cross to pure line plant having 20 cm height .All F1 plant having uniform height 40 cm. F1 plant was allowed to self-fertilization to produced 4/64 proportional of F2 plant having height 20 cm . What is number of polygene governing plant height?