The gnathostomes are the subgroup of vertebrates and are also called jawed vertebrates. The gills present in their ancestors are thought to have evolved into jaws. The earlier teeth were made up of placoid scales and had no connection with bones. Therefore, it could not be repaired or regrown but later, the jaws were connected to the teeth and complex morphology developed between the two.

Question

Want to see the full answer?

Answer 1

Question

Chapter 35, Problem 9TY

Summary Introduction

Introduction:

The gnathostomes are the subgroup of vertebrates and are also called jawed vertebrates. The gills present in their ancestors are thought to have evolved into jaws. The earlier teeth were made up of placoid scales and had no connection with bones. Therefore, it could not be repaired or regrown but later, the jaws were connected to the teeth and complex morphology developed between the two.

Expert Solution & Answer

Want to see the full answer?

Check out a sample textbook solution

See solution

Students have asked these similar questions

I have a question. I need to make 25 mL of this solution . How would I calculate the math? Please help

Introduction to blood lab report

Which of the structural components listed in the Essential terms of section 1.3 (Cell components) could occur in a plant cell? Paragraph く BIUA 川くく 80 + кл K

Answer 2

Question

Chapter 35, Problem 9TY

Summary Introduction

Introduction:

The gnathostomes are the subgroup of vertebrates and are also called jawed vertebrates. The gills present in their ancestors are thought to have evolved into jaws. The earlier teeth were made up of placoid scales and had no connection with bones. Therefore, it could not be repaired or regrown but later, the jaws were connected to the teeth and complex morphology developed between the two.

Expert Solution & Answer

Want to see the full answer?

Check out a sample textbook solution

See solution

Answer 3

Question

Chapter 35, Problem 9TY

Summary Introduction

Introduction:

The gnathostomes are the subgroup of vertebrates and are also called jawed vertebrates. The gills present in their ancestors are thought to have evolved into jaws. The earlier teeth were made up of placoid scales and had no connection with bones. Therefore, it could not be repaired or regrown but later, the jaws were connected to the teeth and complex morphology developed between the two.

Expert Solution & Answer

Want to see the full answer?

Check out a sample textbook solution

See solution

Answer 4

Question

Chapter 35, Problem 9TY

Summary Introduction

Introduction:

The gnathostomes are the subgroup of vertebrates and are also called jawed vertebrates. The gills present in their ancestors are thought to have evolved into jaws. The earlier teeth were made up of placoid scales and had no connection with bones. Therefore, it could not be repaired or regrown but later, the jaws were connected to the teeth and complex morphology developed between the two.

Expert Solution & Answer

Want to see the full answer?

Check out a sample textbook solution

See solution

Answer 5

Chapter 35, Problem 9TY

Summary Introduction

Introduction:

The gnathostomes are the subgroup of vertebrates and are also called jawed vertebrates. The gills present in their ancestors are thought to have evolved into jaws. The earlier teeth were made up of placoid scales and had no connection with bones. Therefore, it could not be repaired or regrown but later, the jaws were connected to the teeth and complex morphology developed between the two.

Answer 6

Chapter 35, Problem 9TY

Summary Introduction

Introduction:

The gnathostomes are the subgroup of vertebrates and are also called jawed vertebrates. The gills present in their ancestors are thought to have evolved into jaws. The earlier teeth were made up of placoid scales and had no connection with bones. Therefore, it could not be repaired or regrown but later, the jaws were connected to the teeth and complex morphology developed between the two.

Answer 7

Chapter 35, Problem 9TY

Summary Introduction

Introduction:

The gnathostomes are the subgroup of vertebrates and are also called jawed vertebrates. The gills present in their ancestors are thought to have evolved into jaws. The earlier teeth were made up of placoid scales and had no connection with bones. Therefore, it could not be repaired or regrown but later, the jaws were connected to the teeth and complex morphology developed between the two.

Answer 8

Expert Solution & Answer

Answer 9

Expert Solution & Answer

Answer 10

Want to see the full answer?

Check out a sample textbook solution

See solution

Answer 11

Ch. 35.1 - Prob. 1CC Ch. 35.3 - Core Skill: Connections Are fish a monophyletic...Ch. 35.3 - What features distinguish ray- finned fishes from...Ch. 35.3 - Prob. 2CC Ch. 35.4 - What was the purpose of the study conducted by...Ch. 35.4 - Prob. 2EQ Ch. 35.4 - CoreSKILL Summarize the results of the...Ch. 35.4 - What were the advantages to animals of moving onto...Ch. 35.4 - Prob. 2CC Ch. 35.5 - Prob. 1CC

Solution Summary: The author explains that lizards are gnathostomes due to the presence of a hinged jaw in their skeleton.

Concept explainers

Videos

Want to see the full answer?

Chapter 35 Solutions