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What gases move in and out of blood during gas exchange?

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What is a continuous flow of electric charges called?

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What is the term for the complete set of genes and alleles within a population?

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What is the smallest particle of an element that still has the element’s properties?

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What is the bending of waves around a corner called?

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What is the smallest and most fundamental unit of matter, consisting of a nucleus surrounded by electrons?

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What is the layer above the mesophere called?

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What do you call the electrons in the outermost energy level of an atom?

asked Jan 6 in Science by DonnaAuger4 (310 points)

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What is the exchange of energy from one part of the universe to another called?

asked Jan 6 in Science by CarmellaMcMi (310 points)

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What is the simplest unit that has the fundamental chemical properties of an element?

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What is the enclosed, fluid-filled membrane that surrounds and protects the fetus and is attached to the placenta?

asked Jan 6 in Science by RedaDoy9962 (410 points)

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What is the matter through which sound waves travel?

asked Jan 7 in Science by FredComstock (390 points)

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What is the term for a particle from outside the cell engulfing the cells membrane?

asked Jan 7 in Science by LaunaSon1583 (350 points)

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What instrument, with a digital readout, is used by scientists to measure very small masses?

asked Jan 6 in Science by KassieKnott8 (410 points)

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What is the major cause of outdoor air pollution?

asked Jan 7 in Science by DennyHillen (490 points)

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What is the largest known virus?

asked Jan 7 in Science by FerminKyle1 (390 points)

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What element enters the body when an organism breathes?

asked Jan 6 in Science by TwilaColby85 (470 points)

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What is the largest cartilaginous fish?

asked Jan 7 in Science by LoydVoyles80 (370 points)

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What is the term for a formula that shows the elements in a compound in their lowest whole-number ratio?

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What is the disease in which cells grow out of control and form abnormal masses?

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