>
Exams
>
Environmental Microbiology
>
Structure of DNA and RNA
>
which of the following statement s is are correct
Question:
Which of the following statement(s) is/are CORRECT?
GATE ES - 2024
GATE ES
Updated On:
Jul 9, 2024
DNA is composed of nucleotides.
Five types of nitrogenous bases occur in DNA.
Each phosphate is attached to two deoxyribose units in a single strand of DNA.
The ratio of adenine to guanine is always 1:1 in a double stranded DNA.
Hide Solution
Verified By Collegedunia
The Correct Option is
A,
C
Solution and Explanation
The correct answer is (A and C) : DNA is composed of nucleotides. AND Each phosphate is attached to two deoxyribose units in a single strand of DNA.
Download Solution in PDF
Was this answer helpful?
0
0
Top Questions on Structure of DNA and RNA
Which of the following is/are the bases of DNA?
(A) Adenine
(B) Uracil
(C) Thymine
(D) Cytosine
CUET (UG) - 2024
Chemistry
Structure of DNA and RNA
View Solution
Given below is the DNA coding sequence. Its complementary strand would read as:
5’ – GTATTACG – 3’
CUET (UG) - 2024
Biology
Structure of DNA and RNA
View Solution
Match List-I with List-II:
List-I
(Scientist)
List-II
(Contribution)
(A) A. Jeffreys
(I) Nuclein
(B) Miescher
(II) Amino acid formation
(C) J. Monod
(III) DNA fingerprinting
(D) S.L. Miller
(IV) Transcriptionally regulated system
CUET (UG) - 2024
Biology
Structure of DNA and RNA
View Solution
Which of the following is not a component of DNA?
CUET (UG) - 2024
Biology
Structure of DNA and RNA
View Solution
RNA is a labile molecule due to the presence of:
CUET (UG) - 2024
Biology
Structure of DNA and RNA
View Solution
View More Questions
Questions Asked in GATE ES exam
A saturated
\(CaCO_3 \)
stock solution is existing at 25°C. In one experiment (i) 25 g
\(Na_2CO_3 \)
is added to the stock solution. In another experiment (ii) 25 g
\(Na_2SO_4\)
is added to the stock solution. Select the correct statement from the following.
GATE ES - 2024
Solutions
View Solution
For a biodegradable waste with a chemical formula $C_{50}H_{100}O_{40}N$, the maximum theoretical methane production per ton of waste is __________kg (rounded off to 2 decimal places).
Assume 100% anaerobic conversion. Atomic weights of C-12; H-1; O-16; N-14
GATE ES - 2024
Solid Waste Management
View Solution
Food waste, paper waste and plastic waste have typical densities of
\(280 kg/m^3\)
,
\(80 kg/m^3\)
, and
\(50 kg/m^3\)
, respectively. The mixed waste is composed of 70% food waste, 20% paper waste and 10% plastic waste. The density of the mixed waste is ______
\(kg/m^3\)
. (rounded off to 2 decimal places). Neglect compaction effect.
GATE ES - 2024
Solid Waste Management
View Solution
A person consumes 2.5 liters of water per day. The water quality test indicated that the supplied water has a Pb concentration of 0.6 mg/L. If the weight of the person is 75 kg, the exposure level for Pb for this person from this drinking water source is _________mg/kg/day (rounded off to 2 decimal places).
GATE ES - 2024
Wastewater Treatment Plant (WWTP)
View Solution
Initially a bottle contained 400 g of ethanol. Half of ethanol was used by a student for preparing the stock solution in an environmental chemistry laboratory just before summer vacation of 90 days. After completing the procedure, the student left the bottle uncorked. If the unsealed bottle losses ethanol at a rate of 0.5 g/day, the ethanol that will be left in the bottle at the end of the summer vacation is __________ g (an integer value).
GATE ES - 2024
Some Important Carbon Compounds – Ethanol And Ethanoic Acid
View Solution
View More Questions