« previous next »

Author Question: Which of the following is a characteristic of adult echinoderms? A) bilateral sy (Read 881 times)

Charlie

  • Hero Member
  • *****
  • Posts: 640
on: Aug 5, 2013
Which of the following is a characteristic of adult echinoderms?
A) bilateral symmetry
B) spiral cleavage
C) gastrovascular cavity
D) exoskeleton
E) lophophore


camila

  • Hero Member
  • *****
  • Posts: 705
Reply #1 on: Aug 8, 2013
Answer has to be A, trust me!


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

Charlie

  • Hero Member
  • *****
  • Posts: 640
Reply #2 on: Oct 18, 2013
Wonderful, you were right, thank you so much.


« previous next »
 

Did you know?

About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.

Did you know?

Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.

Did you know?

Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.

Did you know?

In 1844, Charles Goodyear obtained the first patent for a rubber condom.

Did you know?

Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

Dinoflagellates of the supergroup Alveolata and their characteristic alveoli. Dinoflagellates of the supergroup Alveolata and their characteristic alveoli.
Mackerel tabby, showing the characteristic "M" on its forehead. Mackerel tabby, showing the characteristic "M" on its forehead.
An adult wolf and cub at Mysore Zoo An adult wolf and cub at Mysore Zoo
Adult, Child, and Infant CPR Standards Adult, Child, and Infant CPR Standards
Pharmacology of the older adult can be challenging due to physiological changes that occur with ... Pharmacology of the older adult can be challenging due to physiological changes that occur with ...
Video: Wound Cultures

For a complete list of videos, visit our video library