Mac 7-12: J pt 1

Question 1

The energy of the ultimately invisible unit of radiation is called?

• Electrophoresis
• Photon
• Electromagnetic field
• Spectrum

Answer 1

-Photon

Question 2

Fill in the blanks
The two portions of blood are
___ and __

Answer 2

• Plasma

- Blood Cells

Question 3

Determine the major ions with each cellular compartment:
Phosphate

• Extracellular
• Intracellular
• None of the above

Answer 3

-Intracellular

Question 4

Methods of representing CHO structure EXCEPT

• Haworth projection
• Astralprojection
• Fischer projection
• Chair form

Answer 4

-Astralprojection

Question 5

Fill in the blanks
Interpret the Color of the Urine
Brown to Black - ___

Answer 5

-Alkaptonuria

Question 6

Fill in the blank

Other name of platelets -___

Answer 6

-Thrombocytes

Question 7

Which of the following represents the sequence of DNA from which the DNA strand sequence 3 CAA-AAC-TAG-TGC 5 is made?

• 5’-GTT-TTG-ATC-ACG-3’
• 5’-GUU-UUG-AUC-ACG-3’
• 5’-GTT-TTG-CAT-ACG-3’
• 3’-GTT-TTG-ATC-ACG-5’

Answer 7

-5’-GTT-TTG-ATC-ACG-3’

Question 8

Fill in the blank
Interpret the Color of the Urine
Black - __

Answer 8

-Iron Therapy

Question 9

Which of the following is NOT TRUE about cholesterol?

• Highly fat soluble but only slightly soluble in water.
• Present in the normal diet and can be absorbed slowly form the GIT into the intestinal lymph
• Specifically, capable of forming esters with fatty acids
• Basic structure of cholesterol is an esterified fatty acid

Answer 9

-Basic structure of cholesterol is an

esterified fatty acid

Question 10

Which of the following is TRUE about Triglycerides?

1. Neutral fat
2. Synthesize in the liver
3. 90% are formed in the liver
4. Fully saturated

• 1,2 & 3
• 1 & 3
• 1 & 2
• 1,2,3 & 4
• 1 only
• 1,3 & 4

Answer 10

• 1,2,3 (X)

- 1,2 (Initial Ans)

Question 11

Fill in the blank

This special connective tissue is responsible for carrying oxygen to the different parts of the body

Answer 11

• Blood (X)

- IDK (Initial Ans)

Question 12

Fill in the blank
The life span of RBC is?
__ - DAYS

Answer 12

-120

Question 13

The following processes occur in the cytosol, EXCEPT

• Lipogenesis
• Photosynthesis
• Glycolysis
• Glycogenesis

Answer 13

• Glycolysis (X)

- Photosynthesis (Initial Ans)

Question 14

Which of the following is the action of Helicase?

• Joins the Okazaki fragments to the growing DNA strand
• Synthesizes a short RNA primer
• Unwinds the parental double helix
• Synthesizes a long RNA primer

Answer 14

-Unwinds the parental double helix

Question 15

Which of the following statement (s) is (are) true for translation of mRNA to proteins?

• The mRNA is translated 5’-3’ producing the corresponding C-terminal - N-terminal polypeptide
• Only a single codon encodes for a single amino acid
• Translation occurs continuously until a stop codon is reached that codes for a release factor
• Translation involves the enzyme aminoacyl tRNA transferase

Answer 15

• The mRNA is translated 5’-3’ producing the corresponding C-terminal - N-terminal polypeptide (X)
• Translation occurs continuously until a stop codon is reached that codes for a release factor (Initial Ans)

Question 16

True or False

The sun protection factor (SPF) is a direct measure of how well the lotion absorbs the UV radiation

Answer 16

-True

Question 17

Determine the major ions with each cellular compartment
Na+

• Extracellular
• None of the above
• Intracellular

Answer 17

-Extracellular

Question 18

Fill in the blanks

Give four factors that contribute to the rapid onset of Rancidity __,__,__ &__

Answer 18

• Lipoxidase
• Heat
• Light
• Moisture
• Bacteria

Question 19

Which of the following fatty acids has an 18 carbon chain with one double bond in the middle chain?

• Palmitic Acid
• Stearic Acid
• Linoleic Acid
• Oleic Acid

Answer 19

-Oleic Acid

Question 20

Fill in the blank
Grading of SSA Turbidity
Noticeable turbidity __

Answer 20

-Trace

Question 21

Fill in the blank

Also called as cold precipitation test because it does not require heating

Answer 21

-Sulfosalicylic

Question 22

Fill in the blank

Good Cholesterol is known as

Answer 22

-High-Density Lipoprotein

Question 23

Fill in the blank

OTHER NAME OF RED BLOOD CELL OR RBC

Answer 23

-Erythrocytes

Question 24

True or False

In the electromagnetic spectrum, the shorter the wavelength, the greater the energy

Answer 24

-True

Question 25

Which of the following is NOT TRUE about lipids? - Neutral fats containing large amount of unsaturated fatty acids are liquid at room temperature - Fat floats on water because it has lower specific gravity than the latter - Lipids are soluble in solvents such CHCI3, C6H6 - The major energy reserve of the body are tricylglycerols, with non-esterified fatty acids

Answer 25

- Lipids are soluble in solvents such CHCI3, C6H6 (X) | - The major energy reserve of the body are tricylglycerols, with non-esterified fatty acids (Initial Ans)

Question 26

In DNA replication, daughter DNAS are formed by the process called - Conservative Replication - Dispersive Replication - Semi-Conservative Replication - End-to-End Replication

Answer 26

-Semi-Conservative Replication

Question 27

``` Which of the following is/are the action/s of the kidney? 1. filtration 2 release of hormone 3 tubular reabsorption 4 control of fluid output ``` - 1 & 2 - 1 & 3 - 1,2 & 3 - 1,2,3 & 4 - 1,3 & 4

Answer 27

- 1,2,3,4 (X) | - 1,3 & 4 (Initial Ans)

Question 28

Fill in the blank Interpret the Color of the Urine SMOKY-___

Answer 28

-RED BLOOD CELLS

Question 29

Determine the major ions with each cellular compartment Mg2+ - Intracellular - Extracellular - None of the Above

Answer 29

-Intracellular

Question 30

A disease/disorder that is defective in aquaporins? - Nephrogenic DI - Cystic Fibrosis - DM Type 2 - DM Type 1

Answer 30

-Nephrogenic DI

Question 31

These confers the increased fluidity of the membrane - Alcohols - Saturated FA - Unsaturated FA - Glycerols

Answer 31

- Saturated FA (X) | - Unsaturated FA (Initial Ans)

Question 32

Which of the following is a property of detergent that solubilizes membrane protein? - The tail end of the detergent is non-polar - The hydrophobic end of the detergent binds to the hydrophobic regions of the proteins, displacing most of their bound lipids. - The detergent contains some residual proteins that bind to the phospholipid bilayer of the membrane - The molecular structure of a detergent is not like that of a phospholipid

Answer 32

-The detergent contains some residual proteins that bind to the phospholipid bilayer of the membrane (X) -The hydrophobic end of the detergent binds to the hydrophobic regions of the proteins, displacing most of their bound lipids. (Initial Ans)

Question 33

True or False | UV-Vis Spectrometry applies Beer Lambert's Law

Answer 33

-True

Question 34

Fill in the blanks | There are how many Leukocytes?

Answer 34

- 4000-11000 (X) | - 5 (Initial Ans)

Question 35

Which of the following techniques normally uses a thermostable (heat-resistant) DNA polymerase? - In situ hybridization to mitotic chromosomes - Screening a clone library by hybridization - Southern blotting (visualizes DNA fragments using gel electrophoresis) - Polymerase chain reaction (PCR)

Answer 35

-Polymerase chain reaction (PCR)

Question 36

Which of the following is TRUE about the kidneys? - Absorption of sodium occurs in the descending loop of Henle - Absorption of water occurs in the early proximal convoluted tubule - Absorption of iron occurs in the distal convoluted tubule - Absorption of urea occurs in the early ascending loop of Henle

Answer 36

- Absorption of water occurs in the early proximal convoluted tubule (X) - Absorption of sodium occurs in the descending loop of Henle (Initial Ans)

Question 37

Fill in the blank | __ is a general term that refers to thickened and stiffened blood vessels of all sizes

Answer 37

-Atherosclerosis (X)

Question 38

Fill in the blank | Bad Cholesterol is known as

Answer 38

-Low-Density Lipoprotein

Question 39

True of ribose, EXCEPT - An aldopentose - A very important constituent in nucleic acid formation - Essential structure element of coenzymes - A hexose

Answer 39

-A hexose

Question 40

In poorly controlled DM, this sugar is excreted in the urine as a result of hyperglycemia - L-Fructose - L-Glucose - D-Fructose - D-Glucose

Answer 40

-D-Glucose