Author Question: Which of the following animals has a three-chambered heart? (Read 48 times)

skymedlock

  • Hero Member
  • *****
  • Posts: 561
Which of the following animals has a three-chambered heart?
◦ crocodile
◦ snake
◦ bird
◦ human


choc0chan

  • Sr. Member
  • ****
  • Posts: 362

Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

skymedlock

  • Hero Member
  • *****
  • Posts: 561

choc0chan

  • Sr. Member
  • ****
  • Posts: 362

 

Did you know?

As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.

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?

Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

Did you know?

The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.

Did you know?

The top 10 most important tips that will help you grow old gracefully include (1) quit smoking, (2) keep your weight down, (3) take supplements, (4) skip a meal each day or fast 1 day per week, (5) get a pet, (6) get medical help for chronic pain, (7) walk regularly, (8) reduce arguments, (9) put live plants in your living space, and (10) do some weight training.

For a complete list of videos, visit our video library