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Biology

General

Easy

Question

Urey –Miller’s experiment mixture had the following except

Methane
$C O_{2}$
Hydrogen
Water vapour

The correct answer is: $C O subscript 2 end subscript$

In 1953, Stanley Miller and Harold Ureysynthesized amino acids by passing an electric discharge in a mixture of
methane $open parentheses C H subscript 4 end subscript close parentheses comma blank a m m o n i a blank open parentheses N H subscript 3 end subscript close parentheses comma blank h y d r o g e n open parentheses H subscript 2 end subscript close parentheses a n d blank w a t e r blank v a p o u r s blank open parentheses H subscript 2 end subscript O close parentheses.$

$C a r b o n blank d i o x i d e open parentheses C O subscript 2 end subscript close parentheses$ was not present in the Urey-Miller experiment mixture.

Related Questions to study

Cro –magnon was

Cro –magnon was

Select the incorrect statements
I. Natural selection is essential for evolution

II. Natural selection do not include variations

III. Concept of natural selection was given by Hugo de Vries

IV. Mutation is the sudden inheritable change

V. Synthetic theory is also called Neo-Darwinism theory of evolution

The correct combination is a

Select the incorrect statements
I. Natural selection is essential for evolution

II. Natural selection do not include variations

III. Concept of natural selection was given by Hugo de Vries

IV. Mutation is the sudden inheritable change

V. Synthetic theory is also called Neo-Darwinism theory of evolution

The correct combination is a

What happened to $N H subscript 3 end subscript$ present in the primary atmosphere during its conversion to the secondary atmosphere?

What happened to $N H subscript 3 end subscript$ present in the primary atmosphere during its conversion to the secondary atmosphere?

parallel

$I f space fraction numerator open vertical bar x minus 1 close vertical bar left parenthesis x minus 3 right parenthesis cubed over denominator left parenthesis x plus 2 right parenthesis to the power of 6 end fraction greater or equal than 0 comma space t h e n space x element of$

$I f space fraction numerator open vertical bar x minus 1 close vertical bar left parenthesis x minus 3 right parenthesis cubed over denominator left parenthesis x plus 2 right parenthesis to the power of 6 end fraction greater or equal than 0 comma space t h e n space x element of$

There are (n + 1) white and (n + 1) black balls each set numbered 1 to (n + 1). The number of ways in which the balls can be arranged in row so that the adjacent balls are of different colours is-

There are (n + 1) white and (n + 1) black balls each set numbered 1 to (n + 1). The number of ways in which the balls can be arranged in row so that the adjacent balls are of different colours is-
Maths-General

There are m men and n monkeys (n > m). If a man have any number of monkeys. In how many ways may every monkey have a master?

There are m men and n monkeys (n > m). If a man have any number of monkeys. In how many ways may every monkey have a master?

parallel

How many different signals can be made by 5 flags from 8 flags of different colours?

How many different signals can be made by 5 flags from 8 flags of different colours?

Ten different letters of an alphabet are given. Words with five letters are formed from these given letters. Determine the number of words which have at least one letter repeated.

Ten different letters of an alphabet are given. Words with five letters are formed from these given letters. Determine the number of words which have at least one letter repeated.

Find the sum of all the numbers that can be formed with the digits 2, 3, 4, 5 taken all at a time.

Find the sum of all the numbers that can be formed with the digits 2, 3, 4, 5 taken all at a time.

parallel

If m + nP2 = 90 and m – nP2 = 30, then (m, n) is given by -

If m + nP2 = 90 and m – nP2 = 30, then (m, n) is given by -

If $fraction numerator 1 over denominator 5 C subscript r end subscript end fraction plus fraction numerator 1 over denominator 6 C subscript r end subscript end fraction equals fraction numerator 1 over denominator 4 C subscript r end subscript end fraction$ then value of 6Cr is equal to -

If $fraction numerator 1 over denominator 5 C subscript r end subscript end fraction plus fraction numerator 1 over denominator 6 C subscript r end subscript end fraction equals fraction numerator 1 over denominator 4 C subscript r end subscript end fraction$ then value of 6Cr is equal to -

The number of positive integers satisfying the inequality n + 1Cn – 2 – n + 1Cn – 1  100 is-

The number of positive integers satisfying the inequality n + 1Cn – 2 – n + 1Cn – 1  100 is-

parallel

A gentleman has 6 friends to invite. In how many ways can he send invitation cards to them, if he has three servants to carry the cards?

A gentleman has 6 friends to invite. In how many ways can he send invitation cards to them, if he has three servants to carry the cards?

Find the total number of ways of answering 5 objective type questions, each question having 4 choices.

Find the total number of ways of answering 5 objective type questions, each question having 4 choices.

Which of the following statement describes that natural selection is not analogous to artificial selection

Which of the following statement describes that natural selection is not analogous to artificial selection

parallel

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