How many different genes are contributing to the wingless phenotype in theses mutant fly strains?

phylogenetic tree is the tree of life or evolution tree. it shows the different branches of evolution. the sequence goes like tissues - coelom - backbone - endoskeleton - segmentation

mountains can affect the climate of nearby lands. in some areas, mountains block rain, so that one side of a mountain range may be rainy and the other side may be a desert. much of airborne moisture falls as rain on the windward side of mountains.

explanation:

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answer: collecting information/data

reason: the student is going around and asking people questions to collect data

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what tree

explanation: