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 71 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
Excellent

daiying98

  • Member
  • Posts: 354
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

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?

Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.

Did you know?

Approximately 25% of all reported medication errors result from some kind of name confusion.

Did you know?

The cure for trichomoniasis is easy as long as the patient does not drink alcoholic beverages for 24 hours. Just a single dose of medication is needed to rid the body of the disease. However, without proper precautions, an individual may contract the disease repeatedly. In fact, most people develop trichomoniasis again within three months of their last treatment.

Transient killer whales near Unimak Island, eastern Aleutian Islands, Alaska Transient killer whales near Unimak Island, eastern Aleutian Islands, Alaska
Cryptorchidism. (a) In complete cryptorchidism, the testes of a newborn have failed to descend into Cryptorchidism. (a) In complete cryptorchidism, the testes of a newborn have failed to descend into
Teenage Pregnancy Rates in Developed Countries Teenage Pregnancy Rates in Developed Countries
Reconstruction Drawing Of The Citadel At Mycenae At Its Most Developed State Reconstruction Drawing Of The Citadel At Mycenae At Its Most Developed State
Video: Lipid catabolism ( ketogenesis and oxidation of glycerol) and Lipid anabolism (lipogenesis)

For a complete list of videos, visit our video library