The human cell contains ____ chromosomes.
A. 44 chromosomes
B. 48 chromosomes
C. 46 chromosomes
D. 23 chromosomes
A. 44 chromosomes
B. 48 chromosomes
C. 46 chromosomes
D. 23 chromosomes
A. Abdominal cavity
B. Pericardial cavity
C. Buccal cavity
D. Thoracic cavity
A. Pulmonary artery carries pure blood
B. Pulmonary artery carries impure blood
C. Pulmonary vein carries impure blood
D. None of these
A. Air-borne 1. Tetanus
B. Airborne 2. Tuberculosis
C. Contact 3. Cholera
D. Wound 4. Syphilis
A. Plague-rats
B. Rabies-dog
C. Tapeworm-pig
D. Poliomyelitis-monkey » Read More…
A. Cholera
B. Plague
C. Tetanus
D. Diphtheria