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

Author Question: What is the term for vertebrates who have a skeleton made of cartilage? a. Osteichthyes b. ... (Read 125 times)

kfurse

  • Hero Member
  • *****
  • Posts: 590

What is the term for vertebrates who have a skeleton made of cartilage?
  a. Osteichthyes
  b. Chondrichthyes
  c. Reptilia
  d. Ophiuroids



Question 2

What makes up the greatest biomass of any species on Earth?
  a. King crab
  b. Krill
  c. Squid
  d. Coral




Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

dmurph1496

  • Sr. Member
  • ****
  • Posts: 343
Answer to Question 1

ANS: B
Chondrichthyes include sharks, rays, skates, and chimaeras. Cartilage is tough and elastic, but is not
true bone. Information can be found in the section Fishes Are Earth's Most Abundant and Successful
Vertebrates.



Answer to Question 2

ANS: B
Krill is a planktonic arthropod. It is eaten by an incredibly diverse selection of organism, including
very large whales. Information can be found in the section Advanced Invertebrates Have Complex
Bodies and Internal Systems.





kfurse

  • Member
  • Posts: 590
Reply 2 on: Aug 22, 2018
Thanks for the timely response, appreciate it


atrochim

  • Member
  • Posts: 331
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

No drugs are available to relieve parathyroid disease. Parathyroid disease is caused by a parathyroid tumor, and it needs to be removed by surgery.

Did you know?

Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

Did you know?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

Did you know?

Over time, chronic hepatitis B virus and hepatitis C virus infections can progress to advanced liver disease, liver failure, and hepatocellular carcinoma. Unlike other forms, more than 80% of hepatitis C infections become chronic and lead to liver disease. When combined with hepatitis B, hepatitis C now accounts for 75% percent of all cases of liver disease around the world. Liver failure caused by hepatitis C is now leading cause of liver transplants in the United States.

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