How to make working model on kidney function ?????

 when do person need repeated blood transfusion??

 sir please give life cycle of malaria???

What is the difference between antigens and antibodies?

I've selected my biology investigatory project as " Drug Abuse Alcoholism" can i get some ideas how to start with it or what type of content should it carry ?

what is meant by bolus,chyme and chyle.?

 what is mutation??plz explain

 what is the full form of AMIS & CMIS?? 

What is Drug abuse?

Q1. How is snow blindness caused in human?

 What is meant by H2L2 for antibody?

a powerful eye irritant present in smog is??????????????

a. nitric oxide

b. suphur dioxide

c. peoxyacetyl nitrate

d. carbon dioxide

derive internal structure of human brain?

write the names of any two vestigial organs found in man..

what is syncytial epidermis??

Draw a well-labelled diagram of an antibody molecule.

Can you provide me biology investigatory project ?

What is piles and Is piles a genetic disease? Kindly answer sir/mam.

how hiv spread?

 plzzzzzzz    explain me deficiency disease in deeeetaiil

is agzima is same as that of ringworm.if not what is the difference between the two?  how a child gets antibody from mother's milk

explain BIOPSY & HISTOPATHOLOGICAL STUDIES ????????

what is bone cancer..?

introduction..?

causes..?

effects..?

how it spreads...?

treatment...?

prevention..?

conclusion..?

why the size of thymus gland decreases as the age of a person increases ?

difference between active and passive immunity

what do you mean by doping?

what is alcoholism? describe the ill effects of alcohol on different parts of the body of an indivisual?

whAT IS the difference between physical and physiological barriers of innate immunity?

Please discribe the process of blood circulation in fish?

a) explain the property that prevents normal cells from becoming cancerous.

b) all normal cells have inherent characteristic of becoming cancerous. Explain

 what is genome?

what is the difference between insulin and glucagon

How does smoking tobacco in human lead to oxygen deficiency in their body?

 what is thurioside?

I've selected my biology investigatory project as "human diseases" can i get some ideas how to start with it or what type of content should it carry ?

investigatory project on alcoholism and smoking

Provide one word or one sentence information about plasmid with respect to its (i)Chemical nature (ii)Is duplications

WHAT IS THE DIFFERENCE BETWEEN BENIGN AND MALIGNANT TUMORS

difference between HIV and AIDS

 in ncert book, in the diagram of life cycle of Plasmodium, it's meantioned that the fertilisation and development takes place in the mosquito's STOMACH, n nt in the intestine.... which one is correct?

 what is the differense between cancer and tumor?

why does the mosquito not get affected by the disease that they carry...and don't they suffer anything.

what is macrophages???

 Write a short note on antigen antibody reaction