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Questions in biology

[Terjawab] While you are swallowing, if something goes 'down the wrong pipe' what does that mean? A) Some material went into the esophagus B) Some material went into the nasal cavity C) Some material went into the trachea

[Terjawab] Fill in the missing word in the sentence below: Fetal viability occurs at _____ weeks.

[Terjawab] The fertile females theory has been used to explain the transmission of genes that promote A. erotic plasticity. B. a same-sex sexual orientation. C. female orgasmic disorder. D. refractory periods.

[Terjawab] Which of the following reproductive organs carries sperm from the epididymis to the urethra? A. Testicle B. Vas deferens C. Prostate D. Seminal vesicles

[Terjawab] GIT-12. Which of the following is NOT a feature of smooth muscle cells in the external muscle layers (longitudinal and circumferential) of the intestines? They are connected together by gap junctions. They have spontaneous oscillations of membrane potential that each last for several seconds. They are innervated by both excitatory and inhibitory motor neurons. The motor neurons that excite them have cell bodies located in the spinal cord. They are electrically coupled to their neighbouring smooth muscle cells.

[Terjawab] What is the union of two gametes from two individual organisms called? A. Inoculation B. Recombination C. Fertilization D. Ovulation

[Terjawab] Which of the following is an accessory organ that does not come into direct contact with food? A) Small intestine B) Liver C) Stomach D) Esophagus

[Terjawab] Which of the following types of muscle fibers have low myosin ATPase activity and are classified as slow-twitched?

[Terjawab] Match the columns. | NUTRIENT | DEFICIENCY DISEASE | SYMPTOMS OF DISEASE | |---|---|---| | 1. Vitamin A | night blindness | patient cannot see in dim light | | 2. Vitamin B1| beriberi | affects the nervous system | | 3. Vitamin C | scurvy | bleeding gums | | 4. Vitamin D | rickets | bones become soft | | 5. Iodine | goitre | a gland in the neck region swells up | Fill in the blanks. 1. Our body needs a balanced diet, protection from diseases, regular exercise, and enough rest to keep fit. 2. Our food should have enough fiber to get rid of undigested food.

[Terjawab] When is the body simultaneously synthesizing and breaking down proteins? Select one: a. Never b. Always c. Only after meals d. Only after exercise