Which endocrine gland is indicated by the arrow?

Afamily has a y-linked disease that affects the father. what is the chance of a male offspring inheriting the same disease? oa. 100% ob. 50% oc. 25% d. 0%

Control of the body is accomplished by which of the following body systems? nervous system and circulatory system endocrine and repertory system circulatory and respiratory systems nervous system and endocrine systems

Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?