The pyrenoids are made up of _______________.
proteniaceous centre and starchy sheath
core of protein surrounded by fatty sheath
core of starch surrounded by fatty sheath
core of nucleic acid surrounded by protein sheath
A polysaccharide, which is synthesized and stored in liver cells, is ______________.
Lactose
galactose
arabinose
glycogen
Which one contains four pyrimidine bases?
GATCAATGC
GCUAGACAA
UAGCGUAA
TGCCTAACG
Mineral associated with cytochrome is ________________.
Cu
Mg
Fe and Mg
Fe and Cu
Antibodies in our body are complex_______________.
steriods
prostaglandins
glycoproteins
lipoproteins
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
Which is wrong about nucleic acids?
DNA is single stranded in some viruses
RNA is single stranded occasionally
Length of one helix is 45 Å in B -DNA
One turn of Z - DNA has 12 bases
Which is correct about nucleic acid?
DNA
RNA
DNA and RNA
spherosomes
Most diverse macromolecules, found in the cell both physically and chemically are _____________.
Proteins
carbohydrates
nucleic acids
lipids
The nitrogenous organic base purine occurring in RNA is _____________.
cytosine
thymine
guanine
uracil
