Biology station 1

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Where is dna found?

nucleus

what were the results of the human genome project?

the ability to map out human genes

dna is made up of individual units called _____.

Nucleotides

DNa's shape is described as a ______ ______.

twisted ladder

What is the function of DNA?

it carries genetic information, controls the cells, and contains instructions to create proteins.

dna is a ____ ____

nucleic acid

Proteins called ______ and _____ help to keep the dna coiled.

nucleosomes, histones

Adenine and guanine are ____

purines

Thymine and cytosine are ___

pyrimidines

What makes up the backbone of a double helix structure?

sugar-phosphate

What is human genome?

when all human genes work together

What are the base pairing rules?

A-T G-C

What is the difference between a eukaryotic cell and a prokaryotic cell

E cell has a cell membrane. P cell has no nuclei

Who is Rosalind Franklin?

The scientist who first discovered the helical nature of DNA

Dna is coiled into ____.

chromosomes

What does dna stand for?

deoxyribonucleic acid

What is the relationship among DNA and amino acids?

dna is transcribed into mRNA which is used to make up the amino acid.

What bonds are found between nitrogen bases?

hydrogen


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