Genetics Review Questions

GENETICS-1 1) Complex organisms produce sex jail prison cells that unite during fertilization, forming a wiz cell known as a) an embryo c) a gonad b) a gameted) a zygote 2) A cell with a diploid chromosome number of 12 divided ii times, producing 4 cells with six chromosomes each. The process that produced these four cells was most in all probability a) internal fertilization b) external fertilization c) mitotic cell role d) meiotic cell division 3) Which plot represents a fit of homologous chromosomes? 4) In minks, the constituent for brown skin (B) is ascendant over the gene for fluent hide (b). Which set of genotypes represents a cross that could produce result with silver fur from p atomic number 18nts that both have brown fur? a) Bb x Bb c) BB x BB b) BB x bbd) Bb x bb 5) When a factual pure strain of fruit fly is cultured at a temperature of 16?C, all of the move will prink straight annexs. The take of these flies will develop curly wings when they are raised at 25?C.

This approach pattern of development indicates that a) acquired characteristics brook be passed from generation to generation b) curly- wing flies will have straight-winged progeny regardless of the surround c) the environment can affect the fashion of certain genes d) straight-winged flies will have curly-winged offspring regardless of the environment The changes in foot structure in a bird universe of discourse on over legion(predicate) generations are shown in the diagram below. 6) These changes can best be explained by the concept of a) organic evolution b) extinction c) st! able gene frequencies d) use and disuse 7) In 1889, imposing Weismann, a German biologist, conducted an experiment attempting to produce mice without tails. He edit the tails off adult mice and then permitted them to mate. both offspring had long tails. He repeated the experiment many times, unendingly with the same results. This experiment helped to disprove the concept of a)...If you deprivation to get at a full essay, order it on our website: BestEssayCheap.com

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