Biology, 28.10.2020 01:20 cuppykittyy
Red blood cells need iron. They store iron and typically contain more iron than the fluid around them does. Which action would show the blood cells doing active transport?
pushing iron out
bringing iron in
swelling
shrinking
Answers: 1
Biology, 21.06.2019 15:20
Sydney drew a flow chart to illustrate the nitrogen cycle.which labels best complete the flow chart? x: producers undergo photosynthesis.y: nitrogen compounds are released into the air.x: nitrogen compounds are released into the air.y: producers undergo photosynthesis.x: free nitrogen is in the atmosphere.y: producers absorb nitrogen compounds through their roots.x: producers absorb nitrogen compounds through their roots.y: free nitrogen is in the atmosphere.
Answers: 3
Biology, 21.06.2019 15:30
Aprocess in green plants that involves the use of carbon dioxide and water in the production of glucose and oxygen using the suns energy
Answers: 2
Biology, 22.06.2019 00:00
Most of the fossils found in virginia are in the coastal plain, valley, ridge, and appalachian plateau regions, best suggesting that these geographic provinces a) were once covered by seawater. b) are the oldest parts of virginia. c) have a great deal of karst topography. d) have large amounts of sedimentary rock.
Answers: 1
Biology, 22.06.2019 09:00
Recommend a strategy for incorporating sustainable human activity into a tropical rain forest biome.
Answers: 1
Red blood cells need iron. They store iron and typically contain more iron than the fluid around the...
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