Statement 1: Mitochondrial DNA is similar to prokaryotic DNA
Statement 2: Mitochondria are through to have evolved from the prokaryotes
Statement 1 is True; Statement 2 is True; Statement 2 is correct explanation for Statement 1
Statement 1 is True; Statement 2 is True; Statement 2 is not correct explanation for Statement 1
Statement 1 is True, Statement 2 is False
Statement 1 is False, Statement 2 is True
Related Questions
If Adenine makes 30% of the DNA molecule, what will be the percentage of Thymine, Guanine, and Cytosine in it?
T=20%, G=20%, C=30%
T=30%, G=20%, C=20%
T=10%, G=30%, C=30%
T=30%, G=10%, C=30%
Statement 1: Adenine cannot pair with cytosine
Statement 2: Adenine and cytosine do not have a perfect match between hydrogen donor and hydrogen acceptor sites. Hence, they cannot pair
Statement 1 is True; Statement 2 is True; Statement 2 is correct explanation for Statement 1
Statement 1 is True; Statement 2 is True; Statement 2 is not correct explanation for Statement 1
Statement 1 is True, Statement 2 is False
Statement 1 is False, Statement 2 is True
Which property is NOT essential for a biomolecule to act as genetic material?
Able to replicate accurately
Capable of storing information
Susceptible to mutations
Completely chemically inert
If a length of DNA has 45,000 base pairs, how many complete turns will the DNA molecule takes?
4,500
45,000
45
450
Which one of the following statements is incorrect about the properties of DNA?
DNA exists as a double helix.
The backbone of DNA is composed of sugar and phosphate.
Uracil is a base found in DNA.
Adenine pairs with thymine, and guanine pairs with cytosine.
The sugar molecule present in RNA is:
Deoxyribose
Glucose
Fructose
Ribose
Ultimate unit of DNA is
Nucleotide
Nucleosome
Nucleoside
Polynucleotide
Histones are crucial for DNA packaging. Which of the following is NOT a characteristic of these proteins?
Rich in basic amino acids
Positively charged
Primarily composed of carbohydrates
Synthesized mainly during S phase
9 Membered dicyclic nitrogen bases are
Adenine
Guanine
Adenosine
1 and 2
‘It has not escaped our notice that the specific pairing we have postulated immediately suggests a possible copying mechanism for the genetic material’. This is written by
Meselson and Stahl
Archibold Garrod
Severo Ochoa
Watson and Crick
