DNA + genes Word Scramble
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Term | Definition |
gene | section of DNA that contains the instructions for building a protein; makes up the genotype |
traits | makes up the phenotype |
DNA | deoxyribonucleic acid; found in the cell nucleus where it is packaged in chromosomes; double helix |
diploid cells | have 2 of each kind of chromosome |
haploid cells | have only 1 kind of chromosome |
46 | the number of chromosomes in humans |
females | have 2 x chromosmes |
males | have 1 x and 1 y chromosome |
A | adenine |
G | guanine |
C | cytosine |
T | thymine |
U | uracil |
RNA | ribonucleic acid; 1 strand; uses ribose instead deoxyribose |
Gregor Mendel | founder of modern genetics |
Mendel's 1st Law | principle of segregation; when an individual makes sex cells, half the sex cells carry one allele, and the other half carry the other allele |
polygenic traits | traits determined by more than one gene |
pleiotropy | a single gene affects more than one trait |
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Tyl3r10959
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