A group of organs that perform a body function is called

Black widow venom is so effective at killing because

Characteristics of primates include

For this question chose the answer for the blank that corresponds to the question number 53  

Fungi use a network of ____called ____for feeding

Fungi acquire their nutrients by

In the bryophyte life-cycle the spores production is the result of

The notochord is a _____ structure

Trichinosis is caused by

The second split of the animal Kingdom is based on