Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
3 Cards in this Set
- Front
- Back
|
What did Mendel accomplish?
|
-operational definition of the gene
-Genes are passed from parents to offspring -the P generation is homozygous: makes only one type of gamete -the F1 generation is heterozygous: makes two types of gametes -the F2 generation reflects the probability of combination of gametes |
|
|
What did Morgan accomplish?
|
-genes are actually present on chromosomes
-more than one gene was observed, they didn’t always stay together -chiasma observed by the cytologists could be places where genes can cross over |
|
|
What did Sturtevant and Bridges accomplish?
|
-genes are arrayed linearly along chromosomes
|
