One molecule of triglyceride is produced using
one fatty acid and one glycerol
one fatty acid and three glycerols
three fatty acids and three glycerols
three fatty acids and one glycerol
Which one of the following is enriched with a non-reducing sugar?
Grapes
Germinating barley grains
Table sugar
Mother's milk
Select the correct statement related to mitosis.
Amount of DNA in the parent cell is first halved and then distributed into two daughter cells
Amount of DNA in the parent cell is first doubled and then distributed into two daughter cells
Amount of DNA in the parent cell is first halved and then distributed into four daughter cells
Amount of DNA in the parent cell is first doubled and then distributed into four daughter cells
Chlorophyll molecules are located in the
thylakoid membrane
thylakoid lumen
stroma
inner chloroplast membrane
The primary cell wall is mainly made up of
lignin
pectin
cellulose
protein
C.
cellulose
Primary cell wall is the part or layer of cell wall in which cell growth is permitted. It is mainly composed of cellulose. Secondary cell wall is composed of lignin, while the middle lamella is rich is pectin.
In the primary cell wall, major carbohydrates are cellulose, hemicellulose and pectin. The cellulose microfibrils are linked via hemicellulosic tethers to form the cellulose- hemicellulose network, which is embedded in the pectin matrix.
Which of the following statements is wrong for sucrose?
It is a disaccharide
It is a non-reducing sugar
It accumulates in the cytoplasm
It is comprised of maltose and fructose
Which of the following is always absent in prokaryotic cells?
Ribosome
Mitochondria
DNA
Cell wall
Which of the following tissues provide maximum mechanical support to plant organs?
Sclerenchyma
Collenchyma
Parenchyma
Aerenchyma