« previous next »

Author Question: Which type of fish fin is rigid and efficient for propulsion and isa found on a fast-cruising fish ... (Read 102 times)

karen

  • Hero Member
  • *****
  • Posts: 537
on: Aug 22, 2018
Which type of fish fin is rigid and efficient for propulsion and isa found on a fast-cruising fish such as tuna, marlin, and swordfish?
 
  a) heterocercal
  b) lunate
  c) rounded
  d) truncate
  e) forked

Question 2

According to the International Whaling Commision (IWC), which is NOT a way to legally hunt whales?
 
  a) aboriginal subsistence whaling
  b) scientific whaling
  c) whaling by objection
  d) whaling to thin out the various whale species
  e) all of the above


AaaA

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

B

Answer to Question 2

D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.

Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

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?

People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.

Did you know?

To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

Geoffroy's tamarin (Saguinus geoffroyi), also known as the Panamanian, red-crested or rufous-na Geoffroy's tamarin (Saguinus geoffroyi), also known as the Panamanian, red-crested or rufous-na
Fish disection photo Fish disection photo
Action of a type II topoisomerase Action of a type II topoisomerase
Canada Total Energy Consumption by Fuel Type Canada Total Energy Consumption by Fuel Type
The AquAdvantage salmon grows twice as fast as a non-GM Atlantic salmon The AquAdvantage salmon grows twice as fast as a non-GM Atlantic salmon
Detection of chromosome microdeletion and microduplication by FISH Detection of chromosome microdeletion and microduplication by FISH
Video: Contraction and Relaxation Animation

For a complete list of videos, visit our video library