Which of the following is common among mammals
Options
(a) they are carnivores (b) does not occur moulting (c) they have ventral nerve cord (d) they have seven cervical vertebrae
Correct Answer:
they […]
When a muscle bends one part upon the other, it is called
Options
(a) abductor (b) regulator (c) extremor (d) flexor
Correct Answer:
flexor
Explanation:
Flexor muscle bends one part of a limb […]
The toxic effect of carbon monoxide is due to its greater affinity for haemoglobin as compared to oxygen approximately by
Options
(a) 2 times (b) 20 times (c) 250 times (d) 1000 times
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