Biology - Study Mode

[#696] All enzymes are
Correct Answer

(B) Proteins

Explanation

Solution: Enzymes are proteins that act as biological catalysts (biocatalysts). Catalysts accelerate chemical reactions.

[#697] Which one of the following is the correct sequence in the order of decreasing length of the structural parts given below of small intestine in the human body?
Correct Answer

(D) Ileum-Jejunum-Duodenum

Explanation

Solution: Ileum-Jejunum-Duodenum is the correct sequence.

[#698] How many teeth in man comes out twice?
Correct Answer

(C) 20

Explanation

Solution: 20 teeth in man comes out twice.

[#699] Appetite is triggered by
Correct Answer

(D) Environmental cues such as the smell or taste of food

Explanation

Solution: Appetite is triggered by environmental cues such as the smell or taste of food. Appealing foods can stimulate appetite even when hunger is absent.

[#700] Where are the taste receptors located?
Correct Answer

(D) All of the above

Explanation

Solution: The taste receptors are located in epiglottis, upper esophagus and tip of the tongue.