Biology, 30.11.2019 02:31 nanagardiner08
Suppose you have identified a mutant strain of yeast that cannot grow without leucine added to the growth medium. you know that the leu- phenotype results from a single mutation, but you do not know where in the yeast genome the mutation occurred. which of the following strategies would you use to clone the wild-type gene corresponding to the mutant allele? only one answer correct will be considered correct.(a) pcr amplification of the gene using flanking primers(b) screening of a yeast-cdna expression library using an antibody probe(c) complementation of the leu- phenotype with a yeast genomic plasmid library(d) hybridization of a dna probe to a southern blot(e) hybridization of a dna probe to a northern blot(f) screening of a yeast-genomic λ phage library using a dna probe
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Biology, 21.06.2019 20:00
2polhiswhere is the energy in a glucose molecule stored? ooa. inside the carbon atomsb. inside the protonsc. in the bonds between the atomsood. inside the hydrogen atoms
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What is the significance of the protein-lined pits? a. protein attracts other proteins needed for atp synthesis within the cell. b. protein-lined pits are able to transport one molecule at a time down the concentration gradient within the cell. c. the polarity of proteins allows other polar molecules to attach and be transported in the cell by transport channels. d. receptors within the pits allow ligands to fuse and be transported into the cell by endocytosis.
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Involving transcription and translaton. explain the causes and effects of damage to the genetic code.
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In an hydrogen ion pump the energy is used to join small molecules together to make larger ones which factor most likely has the greatest effect on the number of molecules mitochondria can produce
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Suppose you have identified a mutant strain of yeast that cannot grow without leucine added to the g...
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