341.
Plsmodesmata connections help in
A
Cytoplasmic streming .
B
Synchronous mitotic divisions.
C
Locomotion of unicellular organisms.
D
Movement of substances between cells.
Answer :
Movement of substances between cells.
Discuss Question
No explanation is given for this question. Let's discuss the answer together.
342.
Megachromosomes are seen in
A
Tobacco
B
Pea
C
Wheat
D
Brinjal
Answer :
Tobacco
Discuss Question
No explanation is given for this question. Let's discuss the answer together.
343.
The physicall basis of life is
A
Nucleus
B
Plasma membrane
C
Protoplasm
D
Carhohydrates
Answer :
Protoplasm
Discuss Question
No explanation is given for this question. Let's discuss the answer together.
344.
In fluid mosaic model of plasma membrane
A
upper layer is non-polar and hydrophilic
B
upper layer is polar and hydrophobic
C
phospholipids form a bimolecular layer in middle part
D
proteins form a middle layer
Answer :
phospholipids form a bimolecular layer in middle part
Discuss Question
No explanation is given for this question. Let's discuss the answer together.
345.
Golgibody is concerned with
A
Respiration
B
Secretion
C
Excretion
D
Degradation
Answer :
Secretion
Discuss Question
No explanation is given for this question. Let's discuss the answer together.
346.
Which of the following prevents the rupturing of lysosomal membrane
A
Cholesterol
B
Vit. A
C
Testosterone
D
UV-rays
Answer :
Cholesterol
Discuss Question
No explanation is given for this question. Let's discuss the answer together.
347.
If there are 10,000 nitrogenous base pairs in a DNA then how many nucleotides are there
A
500
B
10,000
C
20,000
D
40,000
Answer :
20,000
Discuss Question
No explanation is given for this question. Let's discuss the answer together.
348.
In the genetic ode dictionary, how any codons are used to code for all the 20 essential amino
A
20
B
64
C
61
D
60
Answer :
61
Discuss Question
No explanation is given for this question. Let's discuss the answer together.
349.
DNA was first discovered by
A
Meicher
B
Robert Brown
C
Flemming
D
Watson & Circk
Answer :
Meicher
Discuss Question
No explanation is given for this question. Let's discuss the answer together.
350.
Balbiani rings are sites of :
A
Nucleotide synthesis
B
Polysaccharide synthesis
C
RNA and protein synthesis
D
Lipid synthesis
Answer :
RNA and protein synthesis
Discuss Question
No explanation is given for this question. Let's discuss the answer together.