(a)
|
Molecule |
Structure |
1. |
Adenosine |
|
2. |
Thymidine |
|
3. |
Sucrose |
Glucose Fructose |
4. |
Maltose |
|
5. |
Lactose |
Galactose Glucose |
6. |
Ribose |
|
7. |
DNA |
|
8. |
RNA |
|
9. |
Glycerol |
|
10. |
Insulin |
|
(b)
|
Compound |
Manufacturer |
Buyer |
1. |
Starch products |
Kosha Impex (P) Ltd. |
Research laboratories, educational institutes, and other industries, which use biomolecules as a precursor for making other products. |
2. |
Liquid glucose |
Marudhar apparels |
|
3. |
Various enzymes such as amylase, protease, cellulase |
Map (India) Ltd |
Which of the following is not correct?
(a) Robert Brown discovered the cell.
(b) Schleiden and Schwann formulated the cell theory.
(c) Virchow explained that cells are formed from pre-existing cells.
(d) A unicellular organism carries out its life activities within a single cell.
Mention the ploidy of the following:
protonemal cell of a moss;
primary endosperm nucleus in dicot,
leaf cell of a moss;
prothallus cell of a fern;
gemma cell in Marchantia;
meristem cell of monocot,
ovum of a liverwort, and
zygote of a fern.
What is the site of gaseous exchange in an insect?