Which of the following structures in a frog receives deoxygenated blood from the body before it enters the Right Atrium?
Truncus arteriosus
Conus arteriosus
Sinus venosus
Hepatic portal vein
In frogs, the Sinus venosus is a triangular structure that joins the right atrium. It acts as a receiving chamber for deoxygenated blood coming from the vena cavae before it enters the actual heart chambers.
In the diagram of a frog (labels A to D), one region in males undergoes a functi
NextWhich of the following is correct regarding the specialized connective tissue "B
Given below is a diagrammatic representation of female reproductive system of frog labelled A, B, C
MediumThe terga, sterna and pleura of cockroach body are joined by
MediumGiven below is the diagram of reproductive system of an animal labelled by (i), (ii), (iii) and (iv)
MediumWhich type of respiration is present in frog during swimming ?
MediumIdentify A, B, C, D and E in a given figure related with mouth parts of the cockroach :
EasyRead the following statements carefully about cockroach-Statement-I : In male cockroach, a character
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