A man invited some boys and girls on the birthday of his son. The number of boys was less than that of girls by 2.He gave Rs.10 to each boy and Rs.20 to each girl. If total amount distributed by him is Rs.280, what was the number of boys?

#Question id: 4781

#8. Inheritance Biology

Two non allelic gene P and Q governed  Glume color in sorghum.

P= blakish purple          

Q = raddish purple (dependent over P gene )

If heterozygous Raddish purple were cross with homozygous brown color .What are phenotypic ratio of  progeny?

#Question id: 8935

#9. Diversity of Life Forms

#Question id: 401

#1. Molecules and their Interaction Relevant to Biology

.Which of the following graphs describes the relationship between [H3O+] and pH?

#Question id: 1581

#4. Cell Communication and Cell Signaling

An otherwise healthy student in your class is infected with EBV, the virus that causes infectious mononucleosis. The same student had already been infected when she was a child, and she had merely experienced a mild sore throat and swollen lymph nodes in her neck. This time, though infected, she does not get sick. 

Her immune systemʹs recognition of this infection will involve which of the following?

#Question id: 1559

#4. Cell Communication and Cell Signaling

Which of cytokine is responsible for Class Switch IgM into IgE