Choose the correct order for the path of sperm from the testes to outside the body. 1 O ductus deferens - epididymis - ejaculatory duct - penis O epididymis- ejaculatory duct - penis- ductus deferens epididymis- ductus deferens- ejaculatory duct - penis O ductus deferens- ejaculatory duct-penis- epididymis

4 A common myth is that if you stop exercising your muscle will turn into fat. Explain why this myth is not true.

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#5 the structure labeled as number 1 is??

9

You take a bottle of soft drink out of your refrigerator. Thecontents are liquid and stay liquid, even when you shakethem. Presently, you remove the cap and the liquid freezessolid. Offer a possible explanation for this observation.

10-Ahmad is confused about whether to use margarine or butter. Which of the following is the best advice for him? a.Use margarine instead of butter because it contains no cholesterol and protects against heart disease. b.Use butter instead of margarine since margarine contains trans-fatty acids, which are harmful. c.Eliminate both butter and margarine from your diet. d.Choose margarine that contains 0 grams of trans fat instead of hard margarine or butter.

D. C3H,O3 4. Which of the following formulae of fatty acids represents saturated fatty acid? (i) Palmitic acid, C15H3,COOH (ii) Oleic acid, C ,H3,COOH (iii) Linoleic acid, C17H3 COOH A. (i), (ii) and (ii) B. Only (i) and (ii) C. Only (ii) and (ii) D. Only (i)