« previous next »

Author Question: What needle-like structure provides a skeletal network for a sponge? a. cnidoblasts b. polyps c. ... (Read 72 times)

BRWH

  • Hero Member
  • *****
  • Posts: 553
on: Aug 22, 2018

What needle-like structure provides a skeletal network for a sponge?
  a. cnidoblasts
  b. polyps
  c. spicules
  d. zooxanthellae
  e. mesoglea



Question 2

Which animal is a suspension feeder?
  a. fish
  b. sea stars
  c. sponges
  d. lobsters
  e. sea urchin



Meganchabluk

  • Sr. Member
  • ****
  • Posts: 301
Reply #1 on: Aug 22, 2018
Answer to Question 1

c

Answer to Question 2

c


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

Did you know?

Never take aspirin without food because it is likely to irritate your stomach. Never give aspirin to children under age 12. Overdoses of aspirin have the potential to cause deafness.

Did you know?

Certain topical medications such as clotrimazole and betamethasone are not approved for use in children younger than 12 years of age. They must be used very cautiously, as directed by a doctor, to treat any child. Children have a much greater response to topical steroid medications.

Did you know?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

Did you know?

Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.

The structure of a nephron. The structure of a nephron.
Structure of a clathrin-coated pit Structure of a clathrin-coated pit
Structure of the homodimeric thymidylate synthase from E. coli Structure of the homodimeric thymidylate synthase from E. coli
Structure of the l cI repressor-DNA complex showing the recognition helices (in red) Structure of the l cI repressor-DNA complex showing the recognition helices (in red)
Structure and function of the gills of a bony fish. Structure and function of the gills of a bony fish.
tRNA Structure tRNA Structure
Video: Conduction of action potentials

For a complete list of videos, visit our video library