What structure in humans allows oxygen to pass into the blood?
A) Mouth
B) Alveoli
C) Nos...
Biology, 28.10.2020 17:00 VBTSPILOTS2945
What structure in humans allows oxygen to pass into the blood?
A) Mouth
B) Alveoli
C) Nose
D) Heart
Answers: 2
Biology, 21.06.2019 21:20
Why does the skin of your finger shrink when you wash clothes for a long time?
Answers: 2
Biology, 21.06.2019 21:50
Imagine a rocket launching from earth and travelling to the moon. in which order would the rocket pass through the layers of the atmosphere? thermosphere, mesosphere, stratosphere, troposphere troposphere, mesosphere, stratosphere, troposphere thermosphere, stratosphere, mesosphere, troposphere troposphere, stratosphere, mesosphere, thermosphere
Answers: 2
Biology, 22.06.2019 02:00
The finches on the galapagos island were similar in form except for variations of their beaks. darwin observed that these variations were useful for: attracting a mate defending territory building nests gathering food
Answers: 3
Biology, 22.06.2019 03:50
2. how does the miller-urey experiment fall short of demonstrating that life can arise from inorganic molecules? explain. a. it doesn't show a leap between a collection of amino acids and a single-celled organism. b. it recreates the conditions that existed at the earth's beginning, but no molecules form as a result. c. it doesn't provide evidence of the formation of amino acids. d. it doesn't show how multicellular organisms developed from unicellular organisms
Answers: 2
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