Following are a few statements regarding the structure of terpenes:

a) Isopentenyl diphosphate and Dimethyallyl diphosphate are combinely called monoterpene, respectively

b) Isopentenyl diphosphate and Farnesyl diphosphate are Sesquiterpenes and Tetraterpenes

c) Monoterpenes, Sesquiterpenes and Diterpenes have 10, 20  and 30 carbons, respectively

d) Grenyl grenyl diphosphate usually have 20 carbons compound by multiplying with  2X is known as testraterpenes

Which combination of the above statements is correct?

TLS Online TPP Program

#Question id: 1709

#Section 2: General Biology

What are the specialized cell type involved in the entry of lymphocytes into lymph nodes called?

TLS Online TPP Program

#Question id: 1295

#Section 3: Genetics, Cellular and Molecular Biology

What signal is released by endothelial cells to recruit circulating leukocytes?

TLS Online TPP Program

#Question id: 27144

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

Sequences those have sequence identity in the range of 20-40% falls in the range of

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#Question id: 1984

#Section 2: General Biology

Which of the following is a pathway that would lead to the activation of cytotoxic T cells?

TLS Online TPP Program

#Question id: 12938

#Section 7: Recombinant DNA technology and Other Tools in Biotechnology

What is the main advantage of using Yeast Artificial Chromosome based vector over other vectors?

1. It has ability to clone very large fragments of DNA.

2. YAC vectors do not contain origin of replication sites 

3. It has insert  range up to 2000 kb.

4. It help in genome mapping and sequencing projects.