The destruction of a cell membrane is called _____.
What was added in the experiment to weaken and destroy cell membranes?
Endonucleases are enzymes that can damage _____.
Enzymes that damage proteins are called _____.
DNA is composed of billions of building blocks called _____.
DNA is very _____ and does not dissolve in nonpolar solutions such as alcohol.
A chemical, like DNA, that does not dissolve into another chemical, like alcohol, is said to be _____.
Over time, DNA will begin to fall out of solution or _____ as long, thread-like strands.
Which alcohol did we use in the lab to isolate DNA?
DNA and its associated proteins in a dispersed state
Condensed, coiled, threadlike structures of DNA and its associated proteins
In a double-stranded molecule of DNA, what type of bond holds the nitrogenous bases together?
Adenine (A), Thymine (T), Cytosine (C), and Guanine (G) are the four _____ of DNA.
What two molecules form the backbone of DNA?
Sugar and a phosphate group
In the complementary base pairing rules of DNA, Thymine (T) pairs only with _____.
In the complementary base pairing rules of DNA, Guanine (G) pairs only with _____.
The genes of DNA tell the cell to make other molecules called _____.
When enzymes are _____, they lose their 3-D shape and become inactivated.
Adding, deleting, or transplanting genes from one organism to another, to alter the organism in useful ways, is called _____.
The sugar that makes up the structure of DNA is called _____.
The alignment of the two strands of a DNA molecule where the backbones are flipped relative to each other is referred to as _____.
A cell can copy its DNA because the parental DNA molecule can be used as a _____ for the synthesis of the new daughter strands.
A tool used by biologists that analyzes an individual's unique collection of DNA restriction fragments; used to determine whether two samples of genetic material are from the same person.
Nucleotides within a strand of DNA are connected by _____ bonds.
What type of cell did we use to extract DNA?
Human cheek cells
What specific chemical in detergent dissolves cell membranes?
Sodium lauryl sulfate
DNA is copied in the process of _____.
_____ is the type of cell division that produces genetically identical daughter cells.
What enzyme unwinds the DNA molecule during replication?
The enzyme that joins adjacent nucleotides to each other in DNA replication is called _____.
DNA synthesis is referred to as _____ because each daughter strand is composed of half parental DNA and half newly synthesized daughter DNA.
Mistakes in DNA replication that are passed on to offspring are called _____.
_____ enzymes act as molecular scissors that cut DNA at specific sequences during DNA fingerprinting.
A DNA sequence that reads the same both forward and backward, like GGCC, is called a:
In a real DNA fingerprint, the fragments are separated from each other by size using:
In gel electrophoresis, the larger DNA fragments move more _____ than smaller fragments.