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The human body maintains a temperature of around 98.6 degrees at all times. Enzymes are involved in almost every chemical reaction in the body. Which of the following describes the connection between these two statements...
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What will most likely happen if an appropriate enzyme is added to a chemical reaction? (SC.912.L.18.1 and 18.11) * 1 point The reaction rate will increase. The equilibrium of the reaction will be maintained. The reaction...
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The diagram below shows the general structure of an amino acid. Which type of molecule is formed from amino acids? (SC.912.L.18.1) * 1 point Captionless Image Lipids Proteins Carbohydrates Nucleic acids
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Water is often called the "universal solvent" because many substances can be dissolved in water. What property of water allows it to be such a versatile solvent? (SC.912.L.18.12)
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Phospholipids are linear molecules with one polar end and one nonpolar end. How does this structure relate to their function in cell membranes? (SC.912.L.18.1) * 1 point The polar tails of phospholipids form the outside...
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Two of the four major classes of organic compounds are proteins and nucleic acids. What is the relationship between proteins and nucleic acids? (SC.912.L.18.1) * 1 point Nucleic acids contain the information to make prot...
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The diagram below illustrates the structure of glucose. Which of the following describes how the body uses molecules like the one illustrated below? (SC.912.L.18.1) * 1 point Captionless Image Sugars form carbohydrates,...
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Carmen conducted an experiment to determine if listening to different types of music would affect a person’s pulse. Her hypothesis was that pulse rate would change with different types of music. Each person listened to s...
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A genetic disease is found in a family that affects the immune system, lungs, heart, and kidneys. A DNA analysis of several affected and unaffected family members determines that the disease is caused by a mutation in a...
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Consider that a plant with genotype RR has red flowers and a plant with genotype WW has white flowers. This plant species expresses incomplete dominance for flower color when the plant is heterozygous. The offspring of a...
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If a homozygous white horse and a homozygous black horse are bred together, what percentage of the offspring will be roan and express both colors in their hair?(1 point)
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A rescue team is 700 ft. away from a vertical cliff. The team measures the angle of elevation to the top of the cliff as 65°. A climber is stranded on the cliff at an angle of elevation of 40°. How far is the climber fro...
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Maria and Guillermo are flying kites. They are each standing 50 ft. away from the point directly below their kites. The angle of elevation of Maria’s kite is 23°, and the angle of elevation of Guillermo’s kite is 43° gre...
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A zipline starts 25 feet off the ground and has an angle of elevation of 27° . What is the horizontal distance the zipline will cover, x?(1 point) Responses x=135.10 ft. x equals 135.10 ft. x=12.74 ft. x equals 12.74 ft....
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A zipline starts 120 feet above the ground and covers a diagonal distance, forming a triangle with the ground. If the angle of elevation where the zip line meets the ground is 65° , what is the horizontal distance from t...
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Use the image to answer the question. Right triangle A B C has a base of 15. Angle C is labeled 26 degrees. Use the tangent ratio to solve for missing side length AB of the right triangle. (1 point) Responses side AB=97....
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Use the image to answer the question. A right triangle D E F has the right angle at angle E and an angle symbol at angle D. Side D E is labeled 12, side E F is labeled 5, and side D F is labeled 13. Identify the side len...
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Use the image to answer the question. A right triangle D E F has the right angle at angle E and an angle symbol at angle D. Side D E is labeled 12, side E F is labeled 5, and side D F is labeled 13. Which side length is...
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Identify the correct ratio for tangent. Ratio #1: tanθ=adjacent legopposite leg Ratio #2: tanθ=opposite legadjacent leg Ratio #3: tanθ=adjacent leghypotenuse leg (1 point) Ratio # is correct.
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Find the cosine of ∠H. 10 24 26 Simplify your answer and write it as a proper fraction, improper fraction, or whole number. cos(H)=
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Find the cosine of ∠H. 10 24 26 H I J Simplify your answer and write it as a proper fraction, improper fraction, or whole number. cos(H)=
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Find the tangent of ∠G. 48 55 73 G H F Simplify your answer and write it as a proper fraction, improper fraction, or whole number. tan(G)=
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Find the sine of ∠D. 20 48 52 D C E Simplify your answer and write it as a proper fraction, improper fraction, or whole number. sin(D)=
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A right triangle has two acute angles, θ and ϕ , so that sinθ=0.3x+0.2 and cosϕ=0.4x+0.4 . Use this information to find the value of x.(1 point) Responses 0.2 0.2 −2 negative 2 2 2 6 6
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Given the expression sin(3x+10°)=cos(2x−10°) , which of the following uses the relationship between the sine and cosine of complementary angles to correctly determine the value of x?(1 point) Responses 36° 36° 18° 18° 16...
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