mitochondria in heart muscles are nearly_____________?
mitochondria in heart muscles are nearly_____________?
A. 400
B. 375
C. 350
D. 325
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Purines and pyrimidines are in equal ration in DNA. It was indicated by_______________?
Purines and pyrimidines are in equal ration in DNA. It was indicated by_______________?
A. F.Miescher
B. Chargaff
C. Watson & Crick
D. Harshay & ChaseAn increase in the heart rate is termed as:_________?
An increase in the heart rate is termed as:_________?A. Bradycardia
B. Tachycardia
C. Trachybradycardia
D. Non of theseIn tachycardia, an abnormal electrical impulse starting in the upper or lower chambers of the heart causes the heart to beat faster. Tachycardia is the medical term for a heart rate over 100 beats per minute. There are many heart rhythm disorders (arrhythmias) that can cause tachycardia
In Glycin an amino acid R group is replaced by____________?
In Glycin an amino acid R group is replaced by____________?
A. H
B. CH3
C. COOH
D. C = OWhich of the following fishes excrete large volume of diluted urine?
Which of the following fishes excrete large volume of diluted urine?
A. Bony Marine fishes
B. Fresh water fishes
C. Both depending upon the surrounding water
D. None of theseBlood is carried towards the heart by __________?
Blood is carried towards the heart by __________?
A. Arteries
B. Capillaries
C. Veins
D. none of theseChlorophyll is a/an _____ molecule?
Chlorophyll is a/an _____ molecule?
A. Inorganic
B. Cationic
C. Anionic
D. Organic