can anybody give an explanation and answer for three of the question? plz !thanks a lot
"Previously a person could only comfortably lift a 10 pound weight for five repetitions before their muscle is exhausted; now they can comfortably lift the weight for 10 repetitions.' What is being described? An improvement in muscle strevigth An improvement in muscle endurance A docline in stroke volume An improvernent in aerobic capacity Question 6 $1 \mathrm{pts}$ With respect to adaptive thermogenesis, how do obese individuals differ from lean individuals during severely-reduced energy intake? Obese individuals will increase energy expenditure to a greater extent than fean individuals and as a result the obese individuals will lose more weight. Obese individuals will reduce energy expenditure to a greater extent than lean individuals and as a result the obese individuals will lose more weight. Obese individual's will reduce energv expenditure to a greater extent than lean individuals and as a result the obese individuals will lose less weight. There is no difference between lean and obese individuak. Question 7 $1 \mathrm{pts}$ "When given a meal, a person's blood levels of ghrelin dropped sharply." Which statement best describes this individual? This is an obese individual having a blunted ghrelin response to a meat: This is a iean individuat having a normal ghrelin response to a meat, This is a lean individual having a blunted ithelin cusponse to a ment. This is an obese individual having a normal ghrelin response to a meal.