« previous next »

Author Question: Their scales most closely resemble teeth in both structure and origin. A) amphib (Read 728 times)

federox

  • Sr. Member
  • ****
  • Posts: 308
on: Aug 8, 2013
Their scales most closely resemble teeth in both structure and origin.
A) amphibians
B) nonbird reptiles
C) chondrichthyans
D) mammals
E) osteichthyans


theo

  • Hero Member
  • *****
  • Posts: 698
Reply #1 on: Aug 10, 2013
Answer has to be C, 100% :D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

Did you know?

The familiar sounds of your heart are made by the heart's valves as they open and close.

Did you know?

Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

Did you know?

Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

Did you know?

About 80% of major fungal systemic infections are due to Candida albicans. Another form, Candida peritonitis, occurs most often in postoperative patients. A rare disease, Candida meningitis, may follow leukemia, kidney transplant, other immunosuppressed factors, or when suffering from Candida septicemia.

The structure of T2 bacteriophage The structure of T2 bacteriophage
Pocket gophers and ecosystem structure (data from Huntly and Inouye 1988). Pocket gophers and ecosystem structure (data from Huntly and Inouye 1988).
(A) The structure of a neuron, showing the dendrites, nerve cell body, and axon. (B) Photomicrograph (A) The structure of a neuron, showing the dendrites, nerve cell body, and axon. (B) Photomicrograph
Freud’s Conception on the Structure of the Mind Freud’s Conception on the Structure of the Mind
Structure of the homodimeric thymidylate synthase from E. coli Structure of the homodimeric thymidylate synthase from E. coli
The structure of mosquito The structure of mosquito
Video: Vascular tissues in a corn stem and a buttercup root

For a complete list of videos, visit our video library