Which is considered as less recalcitrant out of the BTEX compounds, and of lesser regulatory concern?

1. Xylene

2. Ethylbenzene

3. Toluene

4. Benzene

Which of the below combinations are correct?

#Question id: 24032

#General Aptitude

#Question id: 3031

#Unit 2. Cellular Organization

In the growth equation: n = 3.3 (log10 N – log10 No), n stands for

#Question id: 11544

#Unit 7. System Physiology – Animal

When a steroid hormone and a polypeptide hormone exert similar effects on a population of target cells, then ________.

#Question id: 9154

#Unit 9. Diversity of Life Forms

The main reason polar regions are cooler than the equator is that ________.

#Question id: 1535

#Unit 4. Cell Communication and Cell Signaling

Following statements are regarding to cancer stem cell (CSCs).

a. A representative subpopulation of cancer cells with peculiar molecular aspects that resemble some of those typical of normal stem cells.

b. These cells are capable of replenishing the repertoire of identical cancer cells.

c. These cells cannot create heterogeneous progeny that differentiate into more mature cells.

d. These cells show extraordinary proliferative potential.

e. These cells show excessive programmed cell death.

Which of the following combination is correct?