Which of the following will determine the shape of the cells and provides a strong
structural support to prevent the bacterium from bursting or collapsing?
structural support to prevent the bacterium from bursting or collapsing?
Anonymous Quiz
2%
Plasmids
85%
Cell wall
8%
Mesosome
5%
Cell membrane
Which one of the following is not considered as part of the endomembrane
system?
system?
Anonymous Quiz
5%
Golgi complex
87%
Peroxisome
5%
Vacuole
3%
Lysosome
Which of the following cell organelles were discovered after the introduction of
electron microscope?
electron microscope?
Anonymous Quiz
15%
Mitochondria
8%
Endoplasmic reticulum
10%
Ribosomes
67%
Both (b) and (c)
_____________
is the important site of formation of glycoproteins and
golycolipids.
is the important site of formation of glycoproteins and
golycolipids.
Anonymous Quiz
11%
SER
5%
Lysosome
82%
Golgi apparatus
2%
Mitochondria
Which of the following statements about ribose is incorrect
Anonymous Quiz
13%
It is a polyhydroxy compound
20%
It is an aldehyde sugar
55%
It has six carbon atoms
13%
It exhibits optical activity
Carbohydrates are stored in human body as
Anonymous Quiz
11%
Glucose
72%
Glycogen
16%
Starch
1%
Fructose
Antibodies are
Anonymous Quiz
2%
Carbohydrate
26%
Globular protein
70%
Immunoglobulins
1%
Cellulose compounds
Which one of the following vitamins is watersoluble
Anonymous Quiz
74%
Vitamin B
8%
Vitamin E
13%
Vitamin K
6%
Vitamin A
In DNA, the complementary bases are
Anonymous Quiz
6%
Uracil and adenine; cytosine and guanine
82%
Adenine and thymine; guanine and cytosine
5%
Adenine and thymine; guanine and uracil
8%
Adenine and guanine; thymine and cytosine
In 'S' phase of the cell cycle
Anonymous Quiz
85%
Amount of DNA doubles in each cell.
9%
Amount of DNA remains same in each cell.
5%
Chromosome number is increased.
2%
Amount of DNA is reduced to half in each cell
In mitosis, nucleolus and nuclear membrane disappear at
Anonymous Quiz
5%
Interphase
72%
Prophase
11%
Metaphase
11%
Telophase
Best stage to observe shape, size and number of chromosomes is
_______
_______
Anonymous Quiz
4%
Interphase
89%
Metaphase
4%
Prophase
3%
Telophase
Cell plate grows from
Anonymous Quiz
19%
wall to centre
72%
Centre to walls
7%
One wall to another
2%
Simultaneously
Which of the vitamins given below is water soluble
Anonymous Quiz
79%
Vitamin C
8%
Vitamin D
5%
Vitamin E
8%
Vitamin K
The two forms of D-glucopyranose obtained from the solution of D-glucose are called
Anonymous Quiz
10%
Isomer
50%
Anomer
24%
Epimer
16%
Enantiomer
Glucose on prolonged heating with HI gives
Anonymous Quiz
10%
1-Hexene
15%
Hexanoic acid
9%
6-iodohexanal
66%
n-Hexane
Which of the following is NOT an example of fibrous protein
Anonymous Quiz
15%
Collagen
20%
Myosin
43%
Albumin
22%
Keratin
The specific rate constant of a first order reaction depends on the
Anonymous Quiz
29%
Concentration of the reactant
11%
Concentration of the product
14%
Time
47%
Temperature