« previous next »

Author Question: A sponge's structural materials (spicules, spongin) are manufactured by the A) p (Read 836 times)

Charlie

  • Hero Member
  • *****
  • Posts: 640
on: Aug 5, 2013
A sponge's structural materials (spicules, spongin) are manufactured by the
A) pore cells.
B) epidermal cells.
C) choanocytes.
D) amoebocytes.


camila

  • Hero Member
  • *****
  • Posts: 705
Reply #1 on: Aug 8, 2013
Answer has to be D, 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?

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

Did you know?

In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.

Did you know?

Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.

Did you know?

Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.

Did you know?

Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.

Absorption & Stripping Design Random packing materials Absorption & Stripping Design Random packing materials
Protective gloves are available in several sizes and materials. Protective gloves are available in several sizes and materials.
Another early evolutionary example of immunity When a red sponge and a blue sponge are blended ... Another early evolutionary example of immunity When a red sponge and a blue sponge are blended ...
Structural basis for Ras activation by GTP Structural basis for Ras activation by GTP
Structural organization of chromatin in the human centromere Structural organization of chromatin in the human centromere
Packaging materials like zip-close bags, egg cartons, and takeout containers should be thrown away Packaging materials like zip-close bags, egg cartons, and takeout containers should be thrown away
Video: Female Reproductive System - Hormonal regulation (GnRH) الجهاز التناسلي للأنثى - التنظيم الهرموني

For a complete list of videos, visit our video library