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Mullins Katie Chapter 6 science vocab
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11
Science
6th Grade
01/12/2016

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Term
DNA
Definition
DNA stands for Deoxyribonucleic acid. DNA (genetic material) can tell you where your traits come from and what characteristics are inherited. It has four bases. Adenine, Cytosine, Thymine, and Guanine. Finally, it is shaped like a double helix
Term
Gene
Definition
A unit of heredity from a parent to determine some of the child's characteristics.
Term
Nucleotide
Definition
Made chain of nucleic acid made of phosphate, sugar, and a base.
Term
Double Helix
Definition
The shape of a DNA stand. Looks like a twisted ladder
Term
Erwin Chargaff
Definition
He found out that the complementary bases always equal each other out.
Term
Rosalind Franklin
Definition
She used x-ray diffraction to see images of DNA. This helped us learn that it was a double helix shape.
Term
Bases
Definition
The bases are the rungs on the ladder. The bases are thymine, cytosine, adenine, and guanine.
Term
Replication
Definition
When something makes an identical copy of itself.
Term
Watson & Crick
Definition
Made the first DNA model using Franklin and Chargaff's discoveries.
Term
Complementary
Definition
The two bases that go together and connect with hydrogen bonds.
Term
Base Pair Rule
Definition
Adenine is connected with Thymine and, Guanine is connected with Cytosine.
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