Why do you think the body's cells need oxygen?

which tool, used by government agencies, retrieves data from smartphones, gps devices, tablets, music players, and drones? Lin plans to swim 12 laps in the pool. She has swum 9.75 laps so far.How many laps does she have left to swim? Use y for the number of laps that Lin has left to swim. what does the technique of interferometry allow?what does the technique of interferometry allow?it allows two or more telescopes to obtain a total light-collecting area much larger than the total light-collecting area of the individual telescopes.it allows us to determine the chemical composition of stars.it allows two or more telescopes to obtain the angular resolution of a single telescope much larger than any of the individual telescopes.it allows the same telescope to make images with both radio waves and visible light.it allows astronomers to make astronomical observations without interference from light pollution. I need help with all of these !!! the most easily observed, general pattern of sst is that You are going to rent a venue for a fashionshow. The venue will you have in mind is an oldtheatre that lends itself well to the event withexcellent sight lines for the audience. However, thedcor and lighting plan by your artistic director foryour fashion show may compromise safety.Here is the issue:Drapes over the ceiling area will obscure the normallighting and will prevent the fire sensors andsprinklers from working correctly. Also, there are anumber of props that may hinder access into and outof the venue. On the other hand, the audienceexpected is quite small. Answer the followingquestions:a) What are some of the safety risks associated withthis event?b) In your opinion, who is responsible for the safetyof the venue and the audience?c) How could the risk be reduced?) What should the evacuation plan include? When do the effects of warranty obligations affect the statement of cash flows? Multiple Choice eBook Print When the sale of merchandise is made When the worranty obligation is recognized When there is a settlement of a warranty claim made by a customer None of these answer choices are correct identify the true statement. choose one: a. soil consists of rock or sediment that has been modified over time. b. the organic material at the top of a soil is called the b-horizon. c. a vertical sequence of various soil layers is called the soil horizon. In a person who loses the ability to absorb vitamin B12, approximately what period of time could elapse before deficiency signs develop?A) One month B) Six months C) One year D) Three years luther's friends sometimes tease him about his preference for wearing pink button-down shirts and his plans to be a kindergarten teacher. luther's attributes most likely violate his friends' views of the most critically admired genre films strike a balance between I will be given brainliest!!!! according to the matrix provided here, there is a dominant strategy in this game, which shows what each firm should do regardless of what the other firm is doing. Celiac disease is caused by a misdirected immune response to the protein gluten. The villi in the small intestine are damaged by the patient's own immune response. Enzyme supplements designed to digest gluten have proved to be ineffective. Hypothesize why these enzyme supplements would not be active in the stomach i need help with this science question pleasee A coordinate plane with 2 lines drawn. The first line is labeled f(x) and passes through the points (0, negative 2) and (1, 1). The second line is labeled g(x) and passes through the points (negative 4, 0) and (0, 2). The lines intersect at about (2.5, 3.2)How does the slope of g(x) compare to the slope of f(x)?The slope of g(x) is the opposite of the slope of f(x).The slope of g(x) is less than the slope of f(x).The slope of g(x) is greater than the slope of f(x).The slope of g(x) is equal to the slope of f(x) which pair of terms correctly matches a cell or group of cells with its ability to differentiate into different specialized cells? HELP FAST PLEASEEE!!!! The length of a rectangle swimming pool is 3 1/4 yards. If the area is 9 3/4 square yards, what is the width of the swimming pool?A- 3 yardsB- 31 11/16 yardsC- 6 1/2 yards D- 2 3/4 yards Firms with high_ratios are well positioned to pay off unexpected expenses quickly. A. turnover O B. leverage O C. liquidity OD. P/E