Question

Define:-
a) Epiglottis
b) Chromosome
c) Permanent tissue

• Answer all !
• quality answer needed !

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Answer 1

Answer:

pls mark me as Braniliest

Explanation:

Evaporation happens when a liquid substance becomes a gas. When water is heated, it evaporates. The molecules move and vibrate so quickly that they escape into the atmosphere as molecules of water vapor. ... Heat from the sun, or solar energy, powers the evaporation process.

Answer 2

Answer:

1) The epiglottis is flap of cartilage located in the throat behind the tongue and in front of the larynx. ... When a person swallows the epiglottis folds backward to cover the entrance of the larynx so food and liquid do not enter the windpipe and lungs.

2)A chromosome is a long DNA molecule with part or all of the genetic material of an organism. Most eukaryotic chromosomes include packaging proteins called histones which, aided by chaperone proteins, bind to and condense the DNA molecule to maintain its integrity. 

3)Define Permanent Tissue

A Permanent tissue is defined as a group of mature and differentiated cells that have lost the capacity of cell division either permanently or temporarily