[RECALLS] DocOlavides1stevals2ndsemAAandpr FILE

Question 1

Nucleus of amino acid is:

Answer 1

a-carbon

Question 2

a-amino acid are those with:

Answer 2

amine group attached

Question 3

Protein molecule is composed of:

Answer 3

L-alpha- amino acid

Question 4

Non-asymmetric alipathic amino acid

Answer 4

glycine

Question 5

“MELICAV” amino acid with an a-carboxyl group.

Answer 5

valine

Question 6

In the polypeptide chain, KILAW….LAMI, the amino acid with an a-amino group attached is:

Answer 6

lysine

Question 7

Glu-Leu-Iso-Phe-Ala-Thr-Met-Tyr-Lys-Arg

Answer 7

ELIFATMYKR

Question 8

Hydroxylated aromatic amino acid

Answer 8

tyrosine

Question 9

An hydrophilic amino acid

a. IIsoleucine
b. Leucine
c. Glycine
d. Cysteine

Answer 9

Cysteine or glycine?

Question 10

Amino acid that is abundant in tandem repeats in mucin:

a. Glycine
b. Alanine
c. Phenylalanine
d. Methionine
e. Proline

Answer 10

e. Proline

Question 11

The common substrate is serine

a. 3-phosphoglycerate
b. Pyruvate
c. Oxaloacetate
d. Alphaketoglutarate

Answer 11

a. 3-phosphoglycerate

Question 12

The only amino acid whose intermediate is alanine
 A. Tyrosine
 B. Serine
 C. Threonine
 D. Hydroxyalanine

Answer 12

A. Tyrosine

Question 13

Enzymr that cataluzes transamination of puruvate acid to alanine
A. Serum glutamic oxaloacetate transaminase
B. pyruvate dehydrogenase
C. Alanine hydroxymethyl transferase
D. Alanine transaminase

Answer 13

D. Alanine transaminase

Question 14

Final stage for synthesis of serine:

A. Oxidation
B. Transamination
C. Dephosphorylation
D. Reduction

Answer 14

C. Dephosphorylation

Question 15

The hydroxylation of this amino acid from its precursor is irreversible.
 A. Aspartic Acid
 B. Glutamic Acid
 C. Tyrosine
 D. Alanine

Answer 15

C. Tyrosine

Question 16

Breast milk is preferred for one year (T/F):

Answer 16

False (because for 6 months)?

Question 17

Increase in volume = increase in milk fat (T or F)

Answer 17

False

Question 18

Main component of casein is B-albumin

Answer 18

False

*Alpha

Question 19

True or False:

Amount of prolactin produced is proportional to …. nipple stimulation.

Answer 19

True

Question 20

True or False:

The concentration of tocopherols are high in colostrum, it decreases and stabilizes in mature
milk.

Answer 20

True

Question 21

True or False:

Smoking limits maternal supply. But it is better to smoke and breastfeed than to smoke and
not breastfeed.

Answer 21

True

Question 22

True or False:

Transplacental transfer of vitamin K is adequate.

Answer 22

False

Question 23

True or False:

More preferred LC-PUFA pathway is omega-3-pathway.

Answer 23

True

Question 24

True or False:

More preferred LC-PUFA pathway is omega-3-pathway.

Answer 24

True

Question 25

True or False: Vegan mothers require Vitamin B supplementation.

Answer 25

False *iron ila need. High in B vit ang veggies except for b12 synthesized by intestinal bacteria

Question 26

True or False: Malunggay will enhance milk production even if post partum mothers do not breastfeed.

Answer 26

False

Question 27

This hormone prevents lactation during pregnancy:

Answer 27

Progesterone

Question 28

Cellular mechanism to most of milk components:

Answer 28

Exocytosis

Question 29

Secretory IgA is secreted by:

Answer 29

Transyctosis

Question 30

Milk progesterone:

Answer 30

Prolactin

Question 31

Fat milk globule once enveloped by plasma membrane is released by:

Answer 31

Budding

Question 32

The mechanism to most of the milk components:

Answer 32

Exocytosis

Question 33

Pyruvate to alanine:

Answer 33

Alanine

Question 34

Reversible conversion of aspartic acid and asparagine:

Answer 34

AST

Question 35

Amino acid that functions in the transport of nitrogen from peripheral tissues to the liver? (paki-edit if mali ang question...not sure. thanks)

Answer 35

Alanine

Question 36

Non-ionizable site:

Answer 36

H group

Question 37

Non essential amino acid

Answer 37

Tyrosine

Question 38

Which essential amino acid does not have an a-ketoacid precusor?

Answer 38

Threonine

Question 39

3-phosphoglycerate intermediate of:

Answer 39

Serine

Question 40

Last step in synthesis:

Answer 40

Dephosphorylation

Question 41

Provide proteins with unique structural and functional properties:

Answer 41

Side chains (R chains)

Question 42

valine differes from this aa by replacement of the hydroxyl froup with a methyl substituent:

Answer 42

threonine

Question 43

An essential amino acid having branched hrdrocarbon side chains

Answer 43

Isoleucine

Question 44

Indole funcrional froip on BC electronegative atom in ring system

Answer 44

Tryptophan

Question 45

Phenylanine with aromatic OH group

Answer 45

Tyrosine

Question 46

Express the strength of amino acid acidity

Answer 46

pKa

Question 47

guanidino group

Answer 47

Arginine

Question 48

polar and negatively charged at physiological pH

Answer 48

acidic amino acids

Question 49

present in tandem repeats

Answer 49

proline

Question 50

Does not have a chiral center, no D/L isomer

Answer 50

glycine