1. How to measure carbohydrate?

1: by molish test
2:iodine reaction give blue colour with starch

2. How would u estimate protein?

When Ninhydrin (triketohydrindene hydrate)reacting with free
amines,a deep blue or purple color known as Ruhemann's
purple is evolved.Ninhydrin test is most commonly used to
estimate proteins.

6. Are diamond and graphite isomers or allotropes?

They are allotropes ....since there are the different form
of carbon.also they have differnt physical properties.

They can't be isomer becoz there molecular formula are not
the same.

8. WHAT ARE THE DIFFERENT TYPES OF PCR TECHNIQUES AND THEIR FUNCTIONS?

there are few types of pcr techniquies
1 standard method
2 long and accurate pcr
3hot star pcr
4touch down pcr
5reverse transcriptase pcr
6 qualitative pcr
7 real time pcr
8 multiplex pcr
9 in situ pcr

9. What is difference between southern western and northern blotting?

southern blotting is for DNA
WESTERN FOR PROTEINS
ANE NORTHERN FOR RNA