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What is the common name of Fraxinus pennsylvanica? Fill in the blank.  

What is the sex of the field cricket shown below?

What is the common name of a member of the genus Gryllus? Fill in the blank.

What is the scientific name of the Golden silk spider? Fill in the blank.  

During internal respiration, the oxygen moves from ___ to ____. 

According to Harry Stack Sullivan, if adolescents fail to develop close friendships, they

What organ converts the amine group into ammonia?

What is the common name of Juniperus virginiana? Fill in the blank.

The volume of conducting structures that does not contributes to gas exchange is called ___. 

What is the correct term for low levels of oxygen?