NEET Biology question
Fill up the blanks in the following paragraph by selecting the correct option. The vascular system of frog is well-developed (i) type. The blood vascular system involves heart, blood vessels and blood. Heart has 3 chambers, two atria and one ventricle and is covered by a membrane called (ii). A triangular structure called (iii) joins the right atrium.
Answer: (B)
Solution
The frog's vascular system is a well-developed closed type (i). The heart is enclosed in a protective membrane called the pericardium (ii). A
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