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

Author Question: Most fish need a minimum of ________ parts per million of dissolved oxygen in seawater to survive ... (Read 35 times)

Marty

  • Hero Member
  • *****
  • Posts: 553
on: Aug 22, 2018
Most fish need a minimum of ________ parts per million of dissolved oxygen in seawater to survive for long periods.
 
  A) 0.4
  B) 4
  C) 40
  D) 400
  E) 4,000

Question 2

Most marine animals have specially designed fibrous respiratory organs called ________ that exchange oxygen and carbon dioxide directly with seawater.
 
  A) bladder
  B) gills
  C) lobes
  D) lungs
  E) osmosis


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Briannahope

  • Sr. Member
  • ****
  • Posts: 364
Reply #1 on: Aug 22, 2018
Answer to Question 1

B

Answer to Question 2

B


Marty

  • Hero Member
  • *****
  • Posts: 553
Reply #2 on: Aug 22, 2018
Both answers were spot on, thank you once again


Briannahope

  • Sr. Member
  • ****
  • Posts: 364
Reply #3 on: Aug 22, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

The first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.

Did you know?

The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.

Did you know?

To maintain good kidney function, you should drink at least 3 quarts of water daily. Water dilutes urine and helps prevent concentrations of salts and minerals that can lead to kidney stone formation. Chronic dehydration is a major contributor to the development of kidney stones.

Did you know?

Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.

Did you know?

In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.

Territorial reef fish compete intensely for space. Territorial reef fish compete intensely for space.
Puffer Fish Puffer Fish
Children in Baltimore (1909) pull the stringy parts from beans in preparation for canning. Photograp Children in Baltimore (1909) pull the stringy parts from beans in preparation for canning. Photograp
Shifts between Warm and Cold Periods during the Last 3 Million Years Shifts between Warm and Cold Periods during the Last 3 Million Years
Hill plots of oxygen binding for myoglobin and hemoglobin under physiological conditions Hill plots of oxygen binding for myoglobin and hemoglobin under physiological conditions
U.S. Patents and Patents per Million Residents, 2010 U.S. Patents and Patents per Million Residents, 2010
Video: Kinetic parameters & Kinetic experiment

For a complete list of videos, visit our video library