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Which of the following is accurate about enzymes?

Energy in ATP is used to power skeletal muscle contraction, this is an example of what type of energy conversion? 

The probability that an individual has 20-20 vision is 0.11. In a class of 45 students, what is the probability of finding five people with 20-20 vision? Identify the correct distribution and then calculate the probability rounded to three decimal places.

The data below are the final exam scores of 10 randomly selected calculus students and the number of hours they slept the night before the exam. Calculate the linear correlation coefficient and decide if there is significant linear correlation. Round to three decimal places. Hours, x 8 10 7 13 7 9 9 10 11 8 Scores, y 72 87 67 95 73 85 92 97 97 78

In a previous year, 54% of females aged 15 and older lived alone. A sociologist tests whether this percentage is different today by conducting a random sample of 700 females aged 15 and older and finds that 388 are living alone. Is there sufficient evidence at the 

(Continued) Suppose instead that each customer may buy any number of pieces, including zero. If the gallery sells all the artwork, in how many different ways can the sales occur? Justify your reasoning.

Prove by induction that \[ 2 + 4 + 6 + \cdots + 2n = n(n + 1) \] for all integers \(n \geq 1\).

Find matchings of the bipartite graphs below, or explain why no matching exists.

Four customers visit a gallery with 10 unique pieces of artwork. Each customer buys exactly one piece of artwork. In how many different ways can this occur? Justify your reasoning.

Select all that apply:  A 55 year old woman comes to her annual health check up.  The client is postmenopausal (last menstrual period was 5 years ago). Has a family history of coronary artery disease.  She smokes a pack and a half of cigarettes a day and drinks alcohol occasionally (one glass of wine a few times a week). Her Body Mass Index (BMI) is 30 kg/m². (obese) Based on the information provided, select which health promotion activities should the nurse recommend  to reduce her risk of developing coronary artery disease.