« previous next »

Author Question: Their scales most closely resemble teeth in both structure and origin. A) amphib (Read 739 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?

Anesthesia awareness is a potentially disturbing adverse effect wherein patients who have been paralyzed with muscle relaxants may awaken. They may be aware of their surroundings but unable to communicate or move. Neurologic monitoring equipment that helps to more closely check the patient's anesthesia stages is now available to avoid the occurrence of anesthesia awareness.

Did you know?

Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

Did you know?

Drug-induced pharmacodynamic effects manifested in older adults include drug-induced renal toxicity, which can be a major factor when these adults are experiencing other kidney problems.

Did you know?

In 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.

Did you know?

There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

Origin of the plant life cycle. Origin of the plant life cycle.
Snout and mouth of sand tiger shark, showing protruding teeth and small eyes Snout and mouth of sand tiger shark, showing protruding teeth and small eyes
Atomic Structure of Quartz Atomic Structure of Quartz
Vertical Structure of the Atmosphere Vertical Structure of the Atmosphere
The basic structure of the IL-2 receptor. The basic structure of the IL-2 receptor.
Structure of immunoglobulin molecules Structure of immunoglobulin molecules
Video: Major Elements in Biological Molecules: Proteins

For a complete list of videos, visit our video library