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29 Cards in this Set
- Front
- Back
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Thymine pairs with adenine in ___. |
DNA |
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The genotype and phenotype for human life is determined by what organic compounds: |
Nucleic acids |
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What organelles control the entry and exit of materials into and out of an animal cell: |
Cell membrane |
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Light is shined on a plant from a fixed position. As the plant grows, it tends to bend toward the light. This tendency is called: |
Phototropism |
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A change in the ________ ____ sequence in DNA, leads to a mutation of an organism. |
nitrogen base |
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When a solute such as iodine is dissolved in alcohol, the solution is referred to as ________. |
tincture |
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A potassium ion (K+) can be formed from a potassium atom (K) by: |
Losing an electron |
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Among the following elements, which is a nonmetal: a. mercury b. magnesium c. sulfur d. potassium |
c |
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Two organic compounds have the same formula, but different molecular structures. These compounds are said to be: |
Isomers |
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In the small intestine, what are the tiny structures designed for absorption: |
Villi |
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What part of the kidney works to filter the blood: |
Nephron |
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Which chamber of the heart receives blood from the lungs: |
Left atrium |
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The space where a nervous impulse passes from one neuron to another is called the: |
Synapse |
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Force multiplied by distance equals: |
Work |
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F = ma |
Newton's second law |
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The bending of light that takes place as light passes from air to quartz is called: |
Refraction |
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When we breathe in the diaphragm: |
moves down away from the lungs |
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The diaphragm is a strong muscle just _____ the lungs. |
below |
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As you breathe in, your ribs: |
Go up and out |
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Do all humans require the same amount of oxygen: |
No |
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What peptide is most likely to make you feel hungry: |
Ghrelin |
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Ribose nucleotides in strands of varying lengths: |
RNA |
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Phospholipids are lipids that contain two fatty acids. To what do the two fatty acids in phospholipids bond: |
A phosphate group |
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During which mitosis phase do the centromeres divide in two: |
Anaphase |
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Form mitotic spindles during cell division: |
Centrioles |
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What organelles are known as the cell's protein factories: |
Ribosomes |
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What mitosis phase is occurring when all of the chromosomes align along the center of the cell: |
Metaphase |
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What are the smallest arteries in the human circulatory system: |
Arterioles |
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Nerve tissue: |
Neuroglia |
