Which blood cells contain hemoglobin?

erythrocytes

thrombocytes

leukocytes

monocytes

Hemoglobin is the iron-containing oxygen-transport metalloprotein in the red blood cells (erythrocytes). It carries oxygen from the respiratory organs (lungs or gills) to the rest of the body.

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Answers by country

the Netherlands

94%

Nigeria

88%

Ghana

84%

Pakistan

82%

Poland

80%

10%

8829

Italy

80%

16%

Greece

76%

11%

Switzerland

75%

11%

Norway

73%

20%

the United Arab Emirates

72%

27%

Belgium

71%

21%

Germany

70%

11%

15%

517

India

69%

12%

11%

253

Australia

66%

23%

the United Kingdom

62%

11%

22%

202

Republic of Ireland

61%

23%

10%

Austria

60%

22%

14%

108

Canada

59%

23%

the United States

52%

18%

397

the Philippines

52%

10%

26%

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