Recent questions tagged ch9

Adult Hemoglobin has ____ subunits

asked Mar 24, 2014 by pady_1

1 answer

nitrogenous base+ sugar= and nitrogenous base + sugar+ phopsphate=__

asked Mar 24, 2014 by pady_1

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protein helices are ___

asked Mar 24, 2014 by pady_1

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Chitin is a_ and cellulose is a __

asked Mar 24, 2014 by pady_1

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adenine, guanine are __ while cytosine, thymine and uracil are _

asked Mar 24, 2014 by pady_1

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How is starch different from cellulose

asked Mar 24, 2014 by pady_1

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which of the folowing is not true of proteins

asked Mar 24, 2014 by pady_1

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Match the following:

asked Mar 24, 2014 by pady_1

0 answers

What percentage of the cellular mass is water

asked Mar 24, 2014 by pady_1

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_____ is not an example of secondary metabolite

asked Mar 24, 2014 by pady_1

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which of the following is not strictly a macromolecule?

asked Mar 24, 2014 by pady_1

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Lecithin is an example of

asked Mar 24, 2014 by pady_1

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cytidine is a

asked Mar 24, 2014 by pady_1

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Arachidonic acid is

asked Mar 24, 2014 by pady_1

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which of the following is not an aromatic amino acid

asked Mar 24, 2014 by pady_1

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Amino acids are substituted on the ____ carbon

asked Mar 24, 2014 by pady_1

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If the marginal cost of manufacturing a product is $C' = 3 + 0.25x$, find the total cost of function $C$ given that $C(0) = 60$.

asked Mar 20, 2014 by balaji.thirumalai

1 answer

The rate at which the population of a bacteria culture grows is proportional to the number of bacteria present. If the number of bacteria grew from $1000$ to $5000$ in $10$ hours find the number of bacteria after $15$ hours

asked Mar 20, 2014 by balaji.thirumalai

1 answer

The population of a country doubles in 40 years. Assuming that the rate of increase is proportional to number of inhabitants, find the number of years in which the population would treble itself?

asked Mar 20, 2014 by balaji.thirumalai

1 answer

Find the general solution of $xy' - 2y = x^2$

asked Mar 20, 2014 by balaji.thirumalai

1 answer

Find the sum of $n$ terms of the series $(3\times 8)+(6\times 11)+(9\times 14).............$

asked Mar 13, 2014 by rvidyagovindarajan_1

1 answer

Find the sum of 20 terms of the series. $5^2+6^2+7^2+.....20^2$

asked Mar 12, 2014 by rvidyagovindarajan_1

1 answer

Find the sum to $n$ terms of the series $\large\frac{1}{1\times 2}+\frac{1}{2\times 3}+\frac{1}{3\times 4}+..........$

asked Mar 10, 2014 by rvidyagovindarajan_1

1 answer

Find the sum of $n$ terms of the series $3\times 1^2+5\times 2^2+7\times 3^2+.........$

asked Mar 7, 2014 by rvidyagovindarajan_1

1 answer

Find the sum of $n$ terms of the series $(1\times 2\times 3)+(2\times 3\times 4)+(3\times 4\times 5)+.......$

asked Mar 7, 2014 by rvidyagovindarajan_1

1 answer

Find the sum of $n$ terms of the series $1\times 2+2\times 3+3\times 4+4\times 5+.............$

asked Mar 7, 2014 by rvidyagovindarajan_1

1 answer

If A.M. and G.M. of roots of a quadratic equation are $8$ and $5$ respectively. Find the quadratic equation.

asked Mar 7, 2014 by rvidyagovindarajan_1

1 answer

What will Rs. 500 amounts to in $10$ years after its deposit in a bank which pays annual interest of $10%$ compounded annually?

asked Mar 6, 2014 by rvidyagovindarajan_1

1 answer

The number of bacteria in certain culture doubles every hour. If there were $30$ bacteria present in the culture originally, how many bacteria will be present at the end of $2^{nd}$ hour, $4^{th}$ hour and $n^{th}$ hour?

asked Mar 6, 2014 by rvidyagovindarajan_1

1 answer

$ the A.M. and $G$ the G.M. between two positive numbers then show that the numbers are $A\pm \sqrt {(A+G)(A-G)}$

asked Mar 6, 2014 by rvidyagovindarajan_1

1 answer

The sum of two numbers is $6$ times their geometric mean.Show that the ratio of the numbers is $3+2\sqrt 2\::\:3-2\sqrt 2$

asked Mar 5, 2014 by rvidyagovindarajan_1

1 answer

Find the value of $n$ so that $\large\frac{a^{n+1}+b^{n+1}}{a^n+b^n}$ may be the geometric mean between $a$ and $b$.

asked Mar 4, 2014 by rvidyagovindarajan_1

1 answer

Insert $2$ numbers between $3$ and $81$ so that the resulting sequence is a G.P. Find the two numbers.

asked Mar 3, 2014 by rvidyagovindarajan_1

1 answer

Insert $2$ numbers between $3$ and $81$ so that the resulting sequence is a G.P. Find the two numbers.

asked Mar 3, 2014 by rvidyagovindarajan_1

1 answer

If $a,b,c,d$ are in G.P, then show that $(a^2+b^2+c^2)(b^2+c^2+d^2)=(ab+bc+cd)^2$

asked Mar 3, 2014 by rvidyagovindarajan_1

1 answer

Show that the ratio of the first $n$ terms of a G.P. to the sum of the terms from $(n+1)^{th}$ to $(2n)^{th}$ term is $1:r^n$

asked Mar 2, 2014 by rvidyagovindarajan_1

1 answer

If the first and $n^{th}$ term of a G.P. are $a$ and $b$ respectively and if $P$ is the product of the $n$ terms then prove that $P^2=(ab)^n$

asked Mar 2, 2014 by rvidyagovindarajan_1

1 answer

If the $p^{th},q^{th}\:\:and\:\:r^{th}$ terms of G.P.are $a,b\:\:and\:\:c$ respectively then prove that $a^{q-r}.b^{r-p}.c^{p-q}=1$

asked Mar 1, 2014 by rvidyagovindarajan_1

1 answer

Find the four numbers forming a G.P. in which the $3^{rd}$ term is greater than the $1^{st}$ term by $9$ and the $2^{nd}$ term is greater than the $4^{th}$ term by $18$.

asked Mar 1, 2014 by rvidyagovindarajan_1

1 answer

Show that the product of the corresponding terms of the sequences $a,ar,ar^2.........ar^n$ and $A,AR,AR^2.............AR^{n-1}$ form a G.P. and find the common ratio.

asked Mar 1, 2014 by rvidyagovindarajan_1

1 answer

Find the sum of the products of the corresponding terms of the sequences $2,4,8,.......32$ and $128,32,8,......\large\frac{1}{2}$

asked Mar 1, 2014 by rvidyagovindarajan_1

1 answer

Find the sum to $n$ terms of the sequence $8,88,888,.............$

asked Feb 27, 2014 by rvidyagovindarajan_1

1 answer

If the $4^{th},10^{th}\:\;and\:\:16^{th}$ terms of a G.P. are $x,y\:\;and\:\:z$ respectively. Prove that $x,y,z$ are in G.P.

asked Feb 27, 2014 by rvidyagovindarajan_1

1 answer

Find the G.P. the sum of whose first two terms is $-4$ and the $5^{th}$ term is $4$ times the $3^{rd}$ term.

asked Feb 27, 2014 by rvidyagovindarajan_1

1 answer