How or why does lead affect bones and teeth?

Which statement explains why catalysts are important for livingorganisms? *Catalysts increase the amount of product formed from limited reactants.Catalysts cause gases to be produced at a slower rate, so cells don't burst.Catalysts are used up during chemical reactions, so organisms must constantly makenew ones.Catalysts allow chemical reactions to occur at temperatures at which the organismlives. Explain Claudius's purpose in his speech to Hamlet. Does he feel he accomplishes this purpose? What is the uses of seawater as a source of renewable energy? State if the two triangles are congruent. _______ reach the surface first during an earthquake.Rayleigh wavesP wavesLove wavesS waves Which best describes the energy of a sound wave as it travels through a medium? It increases. It decreases. It remains the same. It depends on the medium. PLEASE PLEASE HELP ME! thank you so so muchexplaining your answer = brainliest/five stars The radius of a circle is 4 kilometers. What is the area of a sector bounded by a 135 arc?give the exact answer in simplest form Two containers, A and B begin with equal volumes of liquid.120 ml is then poured from A to B.BContainer B now contains 4 times as much liquid as A.Find the volume of liquid left in container A at the end.AAB.BVolume left in container A=20ml Plzzz someone help i just need the formula Kawamura, a careful utility maximizer, consumes peanut butter and ice cream. Assume that both peanut butter and ice cream are normal goods and that diminishing marginal utility applies to both goods. Right after he achieves the utility-maximizing level of consumption of the two goods, the price of peanut butter falls. After he adjusts to this event, the marginal utility of peanut butter goes _____ and that of ice cream goes _____. Sometimes you can use the distributive property to expand an expression.You can expand - 3(5 - x) into the equivalent expression -15 + 3x. Showyou can use the distributive property to expand -4(-a+2) to get anequivalent expression.how 9. Leonard made a deposit of $4,500 into asavings account which earns 7% annualcompound interest. Assuming he makes no otherdeposits or withdrawals, which of the followingshows the amount of interest his account shouldearn after 15 years?A. $12,415.64B. $7, 915.64C. $16,915.64D. $8,115.64(please help, its urgent) :) Find the difference. 7.6 - 5.88 use the diagram below to find all missing angles 1. Which of the following lists includes cellular structures foundin both plant and animal cells?A. Chloroplasts, cell wall, cell membrane, cytoplasmB. Vacuoles, cell membrane, nucleus, mitochondriaC. Cell membrane, cytoplasm, nucleus, cell wallD. Chloroplasts, vacuoles, cell wall, cytoplasm In 20X4, Bosh Corporation had income of $60,000 using absorption costing. Beginning and ending inventories were 13,000 and 8,000 units, respectively. The fixed manufacturing overhead cost was $4.00 per unit. What was the net income using direct/variable costing Find the missing side of the triangle. Round your answers to the nearest tenth if necessary.6.5 cm17.4 cm14.6 cm9.4 cm To prove ABC= ADC, To prove which triangle postulate could you use? SSSSASASAAAS A white heron click on the best question to ask before reading the rest of the passage The process of becoming a citizen of a country is know as?