DNA QuizVersión en línea Good luck and happy studying! por Nathy Huynh 1 What is DNA? a the body's genetic information b the body's blueprint c the body's power house d A & B only e B & C only f A & C only 2 nucleic DNA is found where? a in blood, skin, sperm b in hair, nails, cells throughout the body c d 3 mitochondrial DNA is found where? a in blood, skin, sperm b in hair, nails, cells throughout the body c d 4 ______ allows for precise individualization. a mitochondrial DNA b nucleic DNA c d 5 ________ allows for exclusion and restricted to maternal heredity only. a mitochondrial DNA b nucleic DNA c d 6 DNA has the shape of a ? a Triple-Helix b Double-Helix c Ladder d 7 How many pairs of chromosomes do we have? a 25 b 28 c 23 d 8 Energy cells are also called? a nucleus b mitochondria c d 9 Strands of DNA are from one parent only. a true b false c d 10 What is the system used for genetic fingerprinting? a NIBIN b CODIS c STR d 11 How many base pairs are there? a 6 b 8 c 4 d 12 Adenine pairs with ? a Guanine b Cytosine c Thymine d 13 Thymine pairs with ? a Adenine b Cytosine c Guanine d 14 Guanine pairs with ? a Adenine b Thymine c Cytosine d 15 Cytosine pairs with ? a Thymine b Guanine c Adenine d 16 Chromosomes are found where? a mitochondria b red blood cells c nucleus d 17 _________ is the specific location on DNA strand a allele b locus c d 18 ________ is the specific sequence of base pairs. a locus b allele c d 19 ________ is the genetic sequence of base pairs that repeats itself. a STR b PCR c d 20 _______ is the method for amplifying and copying. a STR b PCR c d 21 What is considered "giant copying machine"? a PCR b STR c d 22 Method for documenting STR? a mammogram b electropherogram c fluorogram d 23 Who has 5 STR on their alleles? a Father b Mother c d 24 Who has 7 STR on their alleles? a Father b Mother c d 25 Who discovered satellites in the DNA code? a Sir Edward Henry b Sir Bill Bass c Sir Alec Jeffrey d 26 Electropherograms can detect what? a allelic ladder b loci names c calls/genotypes d none of the above e all of the above 27 Where is DNA found? a blood b sperm c skin d none of the above e all of the above 28 DNA is found in _________ blood cells a red b white c d 29 Skin cells are also called ? a Epithelial cells b Allele cells c Satellite cells d 30 Method for collecting dried blood? a use sterile swab, pad to absorb blood – air dry; for pools, use sterile pipette and glass container. Refrigerate within 3 hours, freeze thereafter. b use sterile instrument to scrape blood into paper, cardboard or glass container (no plastic) c d 31 Method for collecting wet blood? a use sterile swab, pad to absorb blood – air dry; for pools, use sterile pipette and glass container. Refrigerate within 3 hours, freeze thereafter. b use sterile instrument to scrape blood into paper, cardboard or glass container (no plastic) c d 32 Blood cannot be affected by heat or water. a true b c d 33 DNA degradation... a will result in an incorrect result b will not result in an incorrect result c inability to obtain a result d ability to obtain a result e A & D only f B & C only 34 How many alleles can CODIS detect? a 15 b 12 c 13 d 23 35 PCR analysis cannot be used with small amounts of DNA a true b false c d 36 PCR analysis does not destroy evidence. a true b false c d 37 PCR analysis does not copy or amplify DNA strands. a true b false c d
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