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Q:

Which are the special proteins in muscles that contract and relax to cause movement?

 

A) Contractile protein B) Receptor protein
C) Structural protein D) Enzymatic protein

Answer:   A) Contractile protein



Explanation:
Subject: Biology
Exam Prep: Bank Exams
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All of the following are true about color blindness except

A) it seems to be more common in women than men. B) people are either unable to distinguish two or more hues from each other or unable to see hue at all.
C) color blindness has no easy method of detection. D) it involves missing or damaged cones.
 
Answer & Explanation Answer: A) it seems to be more common in women than men.

Explanation:
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The color of human skin depends upon

A) melanin B) carotenoids
C) anthocyanins D) chlorophylls
 
Answer & Explanation Answer: A) melanin

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Cholesterol is synthesized by the body mainly in the

A) small intestine B) liver
C) large intestine D) abdomen
 
Answer & Explanation Answer: B) liver

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Q:

Which of the following represents the pair of sex chromosomes in women?

A) XY B) XX
C) YY D) None of these
 
Answer & Explanation Answer: B) XX

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Q:

Salivary amylase breaks down ______.

A) protein B) water
C) starch D) fats
 
Answer & Explanation Answer: C) starch

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1 862
Q:

All respiratory equipment must be approved byl  

A) RPSEC B) OSHA
C) NIOSH D) CDC
 
Answer & Explanation Answer: C) NIOSH

Explanation:

The National Institute for Occupational Safety and Health (NIOSH) will approve all respiratory equipment.

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3 1069
Q:

Which of the following hormones has intracellular receptors?

 

A) cortisol. B) insulin.
C) epinephrine. D) none
 
Answer & Explanation Answer: A) cortisol.

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Q:

Lipids that are solid at room temperature are known as

A) Oils B) Steroids
C) Fats D) Triglyceroids
 
Answer & Explanation Answer: C) Fats

Explanation:

Lipids are molecules that contain hydrocarbons and make up the building blocks of the structure and function of living cells.

 

Examples of lipids include fats, oils, waxes,...

 

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