Recent questions and answers

E. coli is cultivated in a chemostat operated at a dilution rate of $0.2 h^{-1}$. The values of biomass yield due to oxygen consumption and the steady state biomass conce...

A fed batch process is running at quasi-steady state with respect to substrate and biomass concentration. At $2 \mathrm{~h}$, the culture volume is $500 \mathrm{~L}$ with...

Consider a cube made by folding a single sheet of paper of appropriate shape. The interior faces of the cube are all blank. However, the exterior faces that are not visib...

Healthy eating is a critical component of healthy aging. When should one start eating healthy? It turns out that it is never too early. For example, babies who start eati...

Given the statements:$\text{P}$ is the sister of $\text{Q}$.$\text{Q}$ is the husband of $\text{R}$.$\text{R}$ is the mother of $\text{S}$.$\text{T}$ is the husband of $\...

The catalytic efficiency of an enzyme following Michaelis-Menten kinetics is defined by$k_{\text {Cat }}$$V_{\max } / k_{\mathrm{Cat}}$$k_{\text {Cat }} / K_{\mathrm{M}}$...

Which of the following is/are extra-cellular matrix protein(s)?MyosinFibronectinLaminCollagen

Fed batch cultivation is suitable for which of the following?Processes with substrate inhibitionProcesses with product inhibitionHigh cell density cultivationP and Q only...

It is desired to scale-up a fermentation from $1L$ to $1000L$ vessel by maintaining a constant power-to-volume ratio. The small fermenter is operated at an agitator speed...

Which one of the following represents non-growth associated product formation kinetics in a bioprocess system? $X$ and $P$ denote viable cell and product concentrations, ...

The mean of the following series is $\_\_\_\_$. (rounded off to three decimal places)$0.01,0.02,0.03, \cdots \cdots, 1$ 

Which of the following enzyme is involved in the protection of cells from reactive oxygen species?HexokinaseGlucose $6$-phosphate dehydrogenaseEnolasePyruvate kinase

Given the sequence of terms, AD CG FK JP, the next term isOVOWPVPW

A series $(\mathrm{S})$ is given as $\mathrm{S}=1+3+5+7+9+\ldots \ldots$The sum of the first $50$ terms of $\mathrm{S}$ is __________.

There are $3$ Indians and $3$ Chinese in a group of $6$ people. How many subgroups of this group can we choose so that every subgroup has at least one Indian?$56$$52$$48$...

The above frequency chart shows the frequency distribution of marks obtained by a set of students in an exam.From the data presented above, which one of the following is ...

The profit shares of two companies $P$ and $Q$ are shown in the figure. If the two companies have invested a fixed and equal amount every year, then the ratio of the tota...

How many $3$-digit numbers can be formed using three distinct single digit prime numbers?$64$$24$$12$$4$

Consider the following sample of numbers:\[9,18,11,14,15,17,10,69,11,13\]The median of the sample is$13.5$$14$$11$$18.7$