BIOL 142- Final Exam Guide - Comprehensive Notes for the exam ( 35 pages long!)
29 Mar 2018
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Biol142 lecture 15, genetics ix: linked genes and mapping, 2/26/18. Individuals of a given ge(cid:374)ot(cid:455)pe do(cid:374)"t al(cid:449)a(cid:455)s fully express the same phenotype: this is because phenotype is also dependent on environmental factors, for example, certain plants grown at higher temperatures will produce more pigment. The doubly heterozygous individual could produce four different gametes with equal probabilities, while the doubly homozygous recessive individual could only produce one type of gamete. Expected offspring genotypes: results from the test cross: the offspring ratio was not. Bbvgvg and bbvgvg were observed much more frequently (about 4. 5 times more frequently) than the other two, If the frequencies of the parental phenotypes were 944 and 965 fruit flies, and the frequencies of the recombinant offspring were. Bio lecture 16, bacterial genetics i: chromosomal transfer by conjugation, 2/28/2017. 25: the order from the above map would be badc (or cdab) Bacterial genetics: bacteria are prokaryotes and are single-celled.
