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Part 1 Board Review > Chemistry > Flashcards

Flashcards in Chemistry Deck (78)
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1

What type of bonds are in maltose?

alpha 1-4

2

What type of bonds are in lactose?

beta 1-4

3

What type of bonds are in sucrose?

alpha-beta 1-2

4

What type of bonds are in cellulose?

beta 1-4

5

What type of bonds are in amylose?

alpha 1-4

6

What type of bonds are in amylopectin?

alpha 1-4, alpha 1-6

7

What type of bonds are in glycogen?

alpha 1-4 & alpha 1-6

8

Which has longer branches, amylopectin or glycogen?

Amylopectin

9

Which is more branched, amylopectin or glycogen?

Glycogen

10

Type of bond b/w glycerol & fatty acids?

Ester bond

11

Types of essential fatty acids?

Arachidonic 20:4
Linolenic (Omega-3) 18:3
Linoleic (Omega-6) 18:2
EPA 20:5

12

What molecules are precursors for cholesterol synthesis?

Mevalonate
Acetyl CoA
Squalene
HMG CoA

13

Where are chylomicrons synthesized?

Intestinal mucosa

14

Which lipoproteins have the highest % of triglycerides?

Chylomicrons

15

Which lipoproteins have the lowest % of protein?

VLDLs

16

Which lipoproteins have the highest % of cholesterol?

LDL

17

Where does beta oxidation of fatty acids occur?

Mitochondria

18

What transports fatty acids into mitochondria for beta oxidation?

carnitine

19

What are examples of ketone bodies?

Acetoacetate
Acetone
Hydroxybutyrate

20

What is the primary substrate for lipogenesis?

Acetyl CoA

21

Where does lipogenesis occur?

Cytoplasm

22

What is the "most important" intermediate of lipogenesis?

Malonyl CoA

23

Which AA's have an aromatic ring?

Phenylalanine
Tryptophan
Tyrosine

24

Which AA's are basic?

Histidine
Arginine
Lysine
"HAL"

25

Which AA's are neutral?

Serine
Threonine
Asparagine
Glutamine
"STAG"

26

Which AA's contain sulfur?

Methionine
Cysteine

27

Which AA's are not glucogenic?

Leucine
Lysine

28

Which AA's are branched?

Leucine
Isoleucine
Valine

29

Which AA's are acidic?

Glutamate
Aspartate

30

Which AA is a precursor to serotonin?

Tryptophan