Deck 14: Introduction to Biochemistry and Dna Analysis

Question 1

What type of saccharide is the smallest carbohydrate molecule?

A) disaccharide
B) monosaccharide
C) oligosaccharide
D) polysaccharide

Answer 1

monosaccharide

Question 2

The table shows the number of double bonds in three compounds with the same number of carbon atoms in the chain. ​

Which fatty acid is a saturated fatty acid?

A) stearic
B) oleic
C) linoleic
D) all of the above

Answer 2

stearic

Question 3

Which of the following is not a type of bond that holds the tertiary and quaternary structure of a protein together?

A) ionic bond
B) disulfide bond
C) hydrogen bond
D) hydrophobic interaction
E) none of the above

Answer 3

none of the above

Question 4

The table shows the number of double bonds in three compounds with the same number of carbon atoms in the chain. ​

Which fatty acid will have the lowest melting point?

A) stearic
B) oleic
C) linoleic
D) The melting points are all the same.

Question 5

How many people are needed to find one person with the 10,10 pattern on TPOX and the 9,13 pattern on D16S539?

A) 23
B) 26
C) 1,923
D) 11,628

Question 6

Which element is not a part of a carbohydrate?

A) carbon
B) hydrogen
C) oxygen
D) sulfur

Question 7

What are the monomers that make up proteins?

A) fatty acids
B) amino acids
C) triglycerides
D) carbohydrates

Question 8

Which type of lipid is made from a long-chain alcohol and a long-chain carboxylic acid?

A) oils
B) fats
C) waxes
D) triglycerides

Question 9

What is the nucleotide sequence for the section of a protein consisting of His-Thr-Arg-Asp.

A) CACACCCGCGAC
B) CACCCCAACCGC
C) CAGCGCCCACAC
D) GTGTGGGCGCTG

Question 10

What is the difference between a starch and a cellulose molecule?

A) Starch has more hydroxide groups than cellulose.
B) Green plants produce the polysaccharide cellulose, but they do not produce starch.
C) Cellulose consists of fructose units, and starch consists of glucose units.
D) The bonding linkages in starch are angular and cellulose is linear.

Question 11

Which of the following is not an advantage for using mtDNA in forensic investigations.

A) mtDNA is only inherited from the maternal side.
B) mtDNA does not decompose as easily as nuclear DNA.
C) Every mitochondrion in a cell contains a copy of mtDNA.
D) There are more mtDNA copies in a cell than nuclear DNA.

Question 12

Which of the following compounds is not considered a lipid?

A) oils
B) fats
C) waxes
D) hydrocarbons

Question 13

True or false: Mitochondrial DNA only comes from the mother's side of the family.

A) true
B) false

Question 14

Which type of protein structure describes the pattern that short segments of a protein may adopt?

A) primary
B) secondary
C) tertiary
D) quaternary

Question 15

What is the complementary strand of DNA for the given strand. A-G-T-T-C-A

A) A-G-T-T-C-A
B) T-C-A-A-G-T
C) U-C-A-A-G-U
D) G-A-C-C-T-G

Question 16

Which of the following is not one of the bases that can be a part of a DNA molecule?

A) adenine
B) cytosine
C) guanine
D) uracil

Question 17

What is the amino acid sequence of the codons?

A) Gln-Arg-Lys
B) Lys-Gly-Asn
C) Glu-Gly-Lys
D) Asn-Ala-Pro

Question 18

What types of bonds create the distinctive shape of a pleated-sheet?

A) ionic bond
B) disulfide bond
C) hydrogen bond
D) hydrophobic interaction

Question 19

Which of the following statements does not describe an oil?

A) has a lower melting point
B) liquid at room temperature
C) contains one or more alcohol groups
D) contains one or more carbon-carbon double bonds

Question 20

What percent of the population has the 9,9 pattern on TPOX and the 8,14 pattern on D16S539?

A) 0.00102%
B) 0.0511
C) 1.34
D) 1.48