This topic contains a solution. Click here to go to the answer

Author Question: What are the stinging cells present in cnidarians? a. cnidoblasts b. spicules c. amoeboid d. ... (Read 27 times)

Tazate

  • Hero Member
  • *****
  • Posts: 532

What are the stinging cells present in cnidarians?
  a. cnidoblasts
  b. spicules
  c. amoeboid
  d. microvilli
  e. spongin



Question 2

What percentage of all living and fossil animals are invertebrates?
  a. 10
  b. 50
  c. 70
  d. 80
  e. 90




Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

angrybirds13579

  • Sr. Member
  • ****
  • Posts: 344
Answer to Question 1

a

Answer to Question 2

e





 

Did you know?

Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

Did you know?

Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.

Did you know?

Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

Did you know?

Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.

Did you know?

Human kidneys will clean about 1 million gallons of blood in an average lifetime.

For a complete list of videos, visit our video library