Recent Lessons

Show all results for ""

Feature Overview

Ace your exams with our all-in-one platform for creating and sharing quizzes and tests.

Quizzes

Create quizzes and tests automatically from your content using AI.

Flashcards

Automatically turn your notes into digital flashcards.

Share, Export & Embed

Share with classmates or export to Excel and your learning management system.

Stats & Reporting

Auto-grading quizzes and tests with detailed stats and reports.

Mobile Apps

The smarter way to study – wherever you are.

Pricing Schools Business

Features Pricing Schools Business

7 Questions

0 Views

Echinodermata Classes Quiz

Choose a study mode

Play Quiz

Study Flashcards

Spaced Repetition

Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What do cranial placodes give rise to in vertebrates?

Digestive organs

Respiratory system

Sensory ganglia (correct)

Dorsal fin

How many copies of Hox genes do living gnathostomes (including humans) have?

4 (correct)

What are transitional forms in terms of evolution?

Organisms that show traits from both an ancestral and a descendant group (correct)

Fossils showing traits only from one group

Species that never evolved

Extinct species

What is Haikuoella considered to be among chordates?

The earliest craniatelike chordate (B) Signup and view all the answers

What features did Haikuoella possess?

Anterior brain and eyes (D) Signup and view all the answers

How many additional copies of genes controlling the body plan do living gnathostomes have compared to lancelets?

4 (D) Signup and view all the answers

In what time frame were Hox genes thought to have duplicated?

Around the time of the origin of vertebrates (A) Signup and view all the answers

Echinodermata Classes Quiz

Choose a study mode

Podcast

Questions and Answers

What do cranial placodes give rise to in vertebrates?

How many copies of Hox genes do living gnathostomes (including humans) have?

What are transitional forms in terms of evolution?

What is Haikuoella considered to be among chordates?

What features did Haikuoella possess?

How many additional copies of genes controlling the body plan do living gnathostomes have compared to lancelets?

In what time frame were Hox genes thought to have duplicated?

More Like This

Bio 182L Quiz 9: Echinodermata

Echinodermata Phylum Quiz

Echinodermata Class Echinoidea Flashcards

Phylum Echinodermata: Class Crinoidea Quiz