« previous next »

Author Question: The osmoregulatory/excretory system of a freshwater flatworm is based on the ope (Read 840 times)

j_sun

  • Sr. Member
  • ****
  • Posts: 384
on: Sep 17, 2013
The osmoregulatory/excretory system of a freshwater flatworm is based on the operation of
A) protonephridia.
B) metanephridia.
C) Malpighian tubules.
D) nephrons.
E) ananephredia.


sammy

  • Hero Member
  • *****
  • Posts: 818
Reply #1 on: Sep 21, 2013
I remember it was A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

j_sun

  • Sr. Member
  • ****
  • Posts: 384
Reply #2 on: Oct 15, 2013
Thanks dude! Marking this solved.


« previous next »
 

Did you know?

About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.

Did you know?

In 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.

Did you know?

Medication errors are three times higher among children and infants than with adults.

Did you know?

The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").

Did you know?

Signs and symptoms that may signify an eye tumor include general blurred vision, bulging eye(s), double vision, a sensation of a foreign body in the eye(s), iris defects, limited ability to move the eyelid(s), limited ability to move the eye(s), pain or discomfort in or around the eyes or eyelids, red or pink eyes, white or cloud spots on the eye(s), colored spots on the eyelid(s), swelling around the eyes, swollen eyelid(s), and general vision loss.

Sagittal section of upper respiratory system illustrating the internal anatomy of the nasal cavity, Sagittal section of upper respiratory system illustrating the internal anatomy of the nasal cavity,
Male Urogenital System Male Urogenital System
The urinary system: kidneys, ureters, bladder, and urethra. The urinary system: kidneys, ureters, bladder, and urethra.
Conduction system of the heart. Conduction system of the heart.
Some vehicles use a surge tank, which is located at the highest level of the cooling system, with ... Some vehicles use a surge tank, which is located at the highest level of the cooling system, with ...
The respiratory system. The respiratory system.
Video: Pneumonia Animation

For a complete list of videos, visit our video library