This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: What adaptation have only toothed whales developed for prey detection? a. Ability to generate ... (Read 42 times)

Capo

  • Hero Member
  • *****
  • Posts: 545
on: Aug 22, 2018

What adaptation have only toothed whales developed for prey detection?
  a. Ability to generate internal body heat
  b. Bradycardia
  c. Advanced gas exchange system
  d. Echolocation



Question 2

What is the transitional organism from invertebrates to vertebrates?
  a. Ophiuroids
  b. Echinoids
  c. Salps
  d. Amphioxus



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

AaaA

  • Sr. Member
  • ****
  • Posts: 339
Reply #1 on: Aug 22, 2018
Answer to Question 1

ANS: D
Echolocation is the equivalent of biological sonar. Odontocetes generate clicks and sounds that bounce
off prey to be returned towards the whale. Information can be found in the section Marine Mammals
Include the Largest Animals Ever to Have Lived



Answer to Question 2

ANS: D
Amphioxus obtain both vertebrate and invertebrate characteristics. It has a well developed dorsal
tubular nerve chord. It also undulates its body in a fish-like manner. Information can be found in the
section Construction of Complex Chordate Bodies Begins on a Stiffening Scaffold.



Capo

  • Member
  • Posts: 545
Reply 2 on: Aug 22, 2018
Wow, this really help

duy1981999

  • Member
  • Posts: 341
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

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?

Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

Did you know?

The Centers for Disease Control and Prevention (CDC) was originally known as the Communicable Disease Center, which was formed to fight malaria. It was originally headquartered in Atlanta, Georgia, since the Southern states faced the worst threat from malaria.

Did you know?

According to animal studies, the typical American diet is damaging to the liver and may result in allergies, low energy, digestive problems, and a lack of ability to detoxify harmful substances.

Phylogenetic hypotheses for whales and other mammals Phylogenetic hypotheses for whales and other mammals
Assessment of Grammatical Ability Assessment of Grammatical Ability
In 1839 Mary Cragin, at the age of twenty-nine, became a convert to John Humphrey Noyes’s “communism In 1839 Mary Cragin, at the age of twenty-nine, became a convert to John Humphrey Noyes’s “communism
This girl ran four spinning machines in a cotton mill in Whitnel, North Carolina. Only 4 feet, 3 inc This girl ran four spinning machines in a cotton mill in Whitnel, North Carolina. Only 4 feet, 3 inc
After multiple injections of a local anesthetic, the patient developed herpetic lesions. After multiple injections of a local anesthetic, the patient developed herpetic lesions.
Testing the client’s ability to feel vibrations, the knee Testing the client’s ability to feel vibrations, the knee
Video: Simple Diffusion - gases and nonpolar compounds transport

For a complete list of videos, visit our video library