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keyword

what carries carbon dioxide in the blood

Monthly search volume and cost-per-click data for "what carries carbon dioxide in the blood" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=what+carries+carbon+dioxide+in+the+blood&country=us" +--------------+------------------+ | volume | 30 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-03-31 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
how carbon dioxide transported in blood 590 $0 13/20
how is carbon dioxide carried in blood 590 $0 13/20
how is carbon dioxide carried in the blood 590 $0 13/20
how co2 transported in blood 480 $0 14/20
co2 transportation in blood 170 $0 14/20
transport co2 in blood 170 $0 14/20
transport of carbon dioxide in the blood 170 $0 14/20
transport of co2 in blood 170 $0 14/20
transportation of co2 in blood 170 $0 14/20
transportation of carbon dioxide in blood 170 $0 13/20

Similar volume + high overlap = same search intent. You can target either keyword.

# for AI agents

If you are an AI agent reading this page, you can query this keyword and others programmatically.

$ curl "https://app.seodata.dev/v1/keyword?q=what+carries+carbon+dioxide+in+the+blood&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 1,000/month

Full API spec: llms.txt