Cephalization, the clustering of neurons and interneurons in the anterior part of the animal, is apparent in _____
A) cnidarians
B) Planaria
C) sea stars
D) invertebrate animals with radial symmetry
B
Biology & Microbiology
You might also like to view...
Biological membranes are one dimensional fluids
__________________ Indicate whether the statement is true or false.
Biology & Microbiology
Which of the following conditions is necessary to maintain the Hardy-Weinberg equilibrium?
A. random mating B. gene flow C. genetic drift D. mutations E. sexual selection
Biology & Microbiology
The first group to exhibit an amniotic egg was the ____.
A. birds B. amphibians C. reptiles D. bony fish E. mammals
Biology & Microbiology
When one microbe's metabolic activities create favorable conditions for another microorganism, this is referred to as (competition/cooperation/facilitation).
Fill in the blank(s) with the appropriate word(s).
Biology & Microbiology