ch 3 part 2 vocabulary

Question 1

chitin

ki tin

ch i tin

Answer 1

A type of polysaccharide (sugar molecule) that is made by some plants and animals

Question 2

crustaceans

cris teh shn

crus ta cean

Answer 2

قشريات

Question 3

insects

N sch t

insects

Answer 3

حشره

Question 4

exoskeleton

Xo ska lit N

Answer 4

hard covering that supports and protects the bodies of some types of animals

Question 5

greasy

gree se

gre asy

Answer 5

دهني

Question 6

triglyceride

Answer 6

type of fat, called lipid , that circulate in your blood. They are the most common type of fat in your body. Triglycerides come from foods, especially butter, oils, and other fats you eat. Triglycerides also come from extra calories your body does not need right away

Question 7

glycerol

glisr ill

gly cer ol

Answer 7

جلسرين
a naturally occurring alcohol. It is an odorless liquid that is used as a solvent, sweetening agent, and also as medicine. When glycerol is in the intestines

Question 8

cholestrol

Answer 8

a waxy, fat-like substance that your body needs for good health, but in the right amounts

Question 9

Glycerol backbone

Answer 9

is a three-carbon molecule and forms the backbone of triglycerides and phospholipids. Triglycerides have three fatty acids, one attached to each of the carbons in glycerol. Phospholipids use two glycerol carbons to bind fatty acids, and the third to bind a phosphate group