Biology - Mock Test 82

Question 811

Chemical signals released by an organism that influence the behavior of other individuals of the same species are called ______

A) Pheromone B) Insulin C) Androgen D) Steroid

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Question 812

The hormone known to participate in metabolism of calcium and phosphorus is ?

A) Mineralocorticoids B) Calcitonin C) Glucagon D) Glucocorticoids

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Question 813

Anabolic steroids are ______ versions of testosterone

A) Effective B) Synthetic C) Natural D) Ineffective

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Question 814

An enlarged thyroid is the result of ______ deficiency

A) Calcium B) Iodine C) Iron D) Phosphorus

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Question 815

Adrenocorticotropic hormone stimulates the adrenal cortex to produce ______

A) Epinephrine B) Aldosterone C) Cortisol D) Testosterone

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Question 816

ACTH stimulates the adrenal cortex to release a group of hormones called ______

A) Mineralocorticoid B) Glucocorticoid C) Endorphins D) Glucagon

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Question 817

Damage to thymus in children may lead to ?

A) Loss of antibody mediated immunity B) Reduction in stem cell production C) Reduction of hemoglobin content of blood D) Loss of cell-mediated immunity

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Question 818

Concentration of the urine is controlled by ______

A) MSH B) ADH C) Oxytocin D) ACTH

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Question 819

Cornea transplant in humans is almost never rejected. This is because?

A) It is a non-living layer B) Its cells are least penetrable by bacteria C) It has no blood supply D) It is composed of enucleated cells

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Question 820

The function of vagus nerve innervating the heart is to ?

A) Initiate the heart beat B) Reduce the heart beat C) Accelerate the heart beat D) Maintain constant heart beat

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