Which blood cells are called ‘Soldiers’ of the body_________?
A. WBC
B. Platelets
C. RBC
D. All of the above
Biology Mcqs
Acid present in gastric juice is_________?
Acid present in gastric juice is_________?
A. Hydrochloric Acid
B. Citric Acid
C. Sulphuric Acid
D. Acetic Acid
The elimination of toxic nitrogenous waste and excess water in man is by______?
The elimination of toxic nitrogenous waste and excess water in man is by______?
A. Excretion
B. Circulation
C. Reproduction
D. Pollution
Tjio and Levan’s contribution is very significant because they __________ ?
Tjio and Levan’s contribution is very significant because they __________ ?
A. Identified barr bodies
B. Detected sex linkage
C. Pointed out mutational changes
D. Gave the number of human chromosomes
Genetic information are carried in the form of long chain of molecules made-up-of _________?
Genetic information are carried in the form of long chain of molecules made-up-of _________?
A Amino acids
B. RNA
C. Nucleotides
D. Polypeptides
A cistron is ________?
A cistron is ________?
A. Structural of gene
B. Functional unit of RNA
C. Functional unit gene
D. Replication unit of gene
Balbiani discovered special type of chromosome from the salivary gland of chironomus larva which are recognized by the presence of ________?
Balbiani discovered special type of chromosome from the salivary gland of chironomus larva which are recognized by the presence of ________?
A. Bands
B. Loops
C. Both bands and loops
D All of the above
If the number of chromosomes in most body cells of a mammal is 40, the cells in the seminiferous tubule will have___________?
If the number of chromosomes in most body cells of a mammal is 40, the cells in the seminiferous tubule will have___________?
A. 40 chromosomes
B. 20 chromosomes
C. 10 chromosomes
D. While some other will have 20
How many nucleosomes are found in helical coil of 30 nm chromatin fibre ____?
How many nucleosomes are found in helical coil of 30 nm chromatin fibre ____?
A. 10
B. 12
C. 06
D. 09
The frequency of a character is found to be increasing when __________?
The frequency of a character is found to be increasing when __________?
A. It is dominant
B. It is recessive
C. It is adaptable
D. It is inheritable