Author Question: The air we breathe is made up of approximately _______ oxygen and 79 _______. Fill in the ... (Read 131 times)

awywial

  • Hero Member
  • *****
  • Posts: 577
The air we breathe is made up of approximately _______ oxygen and 79 _______.
 
  Fill in the blank(s) with the appropriate word(s).

Question 2

________ bind(s) and transport(s) carbon dioxide and oxygen.
 
  A) Hemoglobin B) Hemocytes C) Hematocrit D) Hemoglobulin



akudia

  • Sr. Member
  • ****
  • Posts: 347
Answer to Question 1

21; nitrogen

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.

Did you know?

The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.

Did you know?

For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.

Did you know?

Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.

Did you know?

Warfarin was developed as a consequence of the study of a strange bleeding disorder that suddenly occurred in cattle on the northern prairies of the United States in the early 1900s.

For a complete list of videos, visit our video library