Hierarchy And Digestive System

Question 1

Order of functions smallest to Largest

Answer 1

Cells~>Tissues~>Organs~>Organ Systems~>Whole Body

Question 2

What Chemical tests for STARCH!

Answer 2

Iodine Solution

Question 3

What is the original and positive result colour of Iodine Solution

Answer 3

Yellow to Black

Question 4

What chemical tests for PROTEIN

Answer 4

Biurets

Question 5

What colour is Burets and what is its positive result colour

Answer 5

Blue to pale lilac

Question 6

What chemical tests for Sugars

Answer 6

Benedict’s and heat~> Add in Water Bath

Question 7

What is the original and Positive Result Colour of Benedict’s

Answer 7

Blue to Red/Orange

Question 8

What chemical tests for Fats

Answer 8

Ethanol+Water

Question 9

What is the original and positive result colour of Ethanol

Answer 9

Clear~> Milky white

Question 10

What are the two main simple sugars?

Answer 10

Glucose+Sucrose

Question 11

Explain how an Enzyme Works

Answer 11

-Enzyme+ Substrate collide and the substrate fits into Enzymes active site
-Enzyme breaks down substrate in active site into products which leave active site
-Enzyme is re-used

Question 12

What do Enzymes do?

Answer 12

Used to control all chemical reactions in our body

Question 13

What are Enzymes?

Answer 13

-Biological Catalysts that speed up chemical reactions by lowering activation energy needed
-Made out of Protein
-Used to break large molecules into smaller ones

Question 14

Enzyme for sugars?

Answer 14

Amylase

Question 15

Enzyme for amino acids?

Answer 15

Protease

Question 16

Enzyme for fatty acids?

Answer 16

Lipase

Question 17

Where are enzymes made?

Answer 17

Pancreas, small intestine, salivary glands(sugars)

Question 18

Where do enzymes work?

Answer 18

Small intestine

Question 19

Factors affecting Enzyme action

Answer 19

-Temperature-Most enzymes work best at 40•
-Enzymes in bacteria break down leading to no more protein structure

Question 20

Enzymes in house

Answer 20

Can be used to wash clothes