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Gregor Mendel used only true-breeding plants. If he had used plants that were not true breeding, do you think he would have discovered dominant and recessive traits? why or why not?

How do I use the following terms to create a concept map?
meiosis, eggs, cell division, X chromosomes, sex cells, sperm, mitosis, Y chromosome
It has something to do with like putting a word in a bubble and then like drawing lines from it to another word but I'm not sure.

If each of the offsprings, TT, TT, Tt, and Tt, were allowed to self-fertilize, what are the next possible genotypes in the next generation?

For the question above this, what is the probability of each genotype?

2007-01-17 17:48:44 · 4 answers · asked by Sarah S 3 in Science & Mathematics Biology

4 answers

1. I think Mendel came up with the idea of dominant and recessive factors more quickly since he used true-breeding plants, but I also think he would have figured it out anyway. He was a careful, insightful researcher.
2. For a concept map, show how these terms are connecgted. It can be related to an outline, just with the terms laid out in some appropriate order. Write the relationship between the terms on the lines that go from bubble to bubble. With this set, I'd start with cell division and put lines from that bubble to a bubble with "mitosis" and another bubble with "meiosis". You can take it from there.
3. Cross TT x TT and see what you get. Cross Tt x Tt and see what you get. The genotypes of the next generation are the combinations of big Ts and little ts in the Punnett squares.

2007-01-17 18:07:37 · answer #1 · answered by ecolink 7 · 1 0

Mendel's technique would have produced true-breeding plant's if he had not started with them. Would he have been inspired to do his experiments? Uncertain.

Concept maps are beyond what I can describe in text. I proved a link.

TT ---> TT
tt ---> tt
tT = Tt ---> TT, tt, Tt, and Tt

2007-01-17 18:07:02 · answer #2 · answered by novangelis 7 · 0 0

Why don't you read your Genetics textbook?

2007-01-25 07:25:24 · answer #3 · answered by Anonymous · 0 0

Sorry, that's to much to ask

2007-01-25 14:19:46 · answer #4 · answered by Memere RN/BA 7 · 0 1

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