Answer the following question given this paragraph: Urine leaves the body through the urethra . Q: What does urine leave the body through? Choices: - vagina - colon - uterus - urethra A:
urethra
(Question)
Answer the following question given this paragraph: Most cancers are caused by mutations. Mutations are random errors in genes. Mutations that lead to cancer usually occur in genes that control the cell cycle. Because of the mutations, abnormal cells are allowed to divide. Q: What is the most common cause of cancer? Choices: - poor diet - smoking - technology mutations - cell mutations A:
(Answer)
cell mutations
Ques: Answer the following question given this paragraph: Myopia is corrected with a concave lens, while hyperopia is corrected with a convex lens. Q: What lens shape corrects myopia? Choices: - flat - convex - curve - concave A:
Ans: concave
(Q).
Answer the following question given this paragraph: Dentists occasionally use metallic mixtures called amalgams for fillings. If an amalgam contains zinc, however, water can contaminate the amalgam as it is being manipulated, producing hydrogen gas under basic conditions. As the filling hardens, the gas can be released, causing pain and cracking the tooth. Write a balanced chemical equation for this reaction. Q: Dentists occasionally use metallic mixtures called amalgams for what? Choices: - tools - anesthesia - braces - fillings A:
(A).
fillings
Ques:Answer the following question given this paragraph: 8.7.1 Intermediate Filaments These are rope like filaments, 8-10nm in diameter and tend to give the structural stability to cells. Examples inculude Vimentin, neurofilaments and keratin. It is keratin which priniciply makes up hair, nails and horns. Q: Intermediate filaments tend to give the structural stability to what? Choices: - nerves - proteins - muscles - cells A:

Ans:cells
Answer the following question given this paragraph: Most reptiles reproduce sexually and have internal fertilization. Q: Most reptiles reproduce sexually and have what type of fertilization? Choices: - additional - external - mechanical - internal A:
internal