Adult echinoderms that have radial symmetry lack
A) a coelom.
B) nervous tissue.
C) a head.
D) a tubular gut with separate mouth and anus.
E) a method of movement.
C
Biology & Microbiology
You might also like to view...
The plasma membrane is composed mostly of ____
a. phospholipids b. cholesterol c. triglycerides d. steroids e. sphingolipids
Biology & Microbiology
Explain how a person detects gravitational equilibrium.
What will be an ideal response?
Biology & Microbiology
The organelles responsible for the bulk of ATP production via cellular respiration are the ________
Fill in the blank(s) with correct word
Biology & Microbiology
Which of the following are found within the monomer unit of DNA?
A. fatty acids, sugars B. phosphate, amino acids C. phosphate, nitrogen bases D. nitrogen bases, fatty acid E. amino acids, nitrogen bases
Biology & Microbiology