Amino acids are produced from _________________.
proteins
fatty acids
essential oils
α - keto acids
Glycogen is a polymer of ________________.
galactose
glucose
fructose
sucrose
Adenine is ________________.
purine
pyrimidine
nucleoside
nucleotide
A segment of DNA has 120 adenine and 120 cytosine bases. The total number of nucleotides present in the segment is _________________.
120
240
60
480
In which one of the following groups, all the three are example of polysaccharides?
starch, glycogen, cellulose
sucrose, maltose, glucose
glucose, fructose, lactose
Galactose, starch, sucrose
The basic unit of nucleic acid is ______________.
purine, pyrimidine and phosphate
purine, sugar and phosphate
nitrogen base, sugar and phosphate
pyrimidine, sugar and phosphate
Living cell contains 60 - 75% water. Water present in human body is ________________.
60 - 65%
50 - 55%
75 - 80%
65 - 70%
RNA does not possess ________________.
adenine
uracil
thymine
cytosine
Which is not consistent with double helical structure of DNA?
A = T, C ≡ G
Denisty of DNA decreases on heating
A + T/C + G IS NOT CONSTANT
Both (a) and (b)
Which is correct about nucleic acid?
DNA
RNA
DNA and RNA
spherosomes
