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The correct answer is A
The yellow color of human urine is due to:
What is an excretory organ of the cockroach?
A multi-branched polysaccharide of glucose that serves as a form of energy storage in animals and fungi is:
In roots, the protoxylem lies towards the periphery and the metaxylem towards the center. This arrangement of primary xylem is called ____________.
Which of the following hormones is released in excess quantity during excitement?
Small bubbles are perfectly spherical because of –
Which of the following statements is not correct for Restriction enzymes ?
Pellagra is caused by the deficiency of which vitamin?