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Raynaud's disease results in brief periods of vasospasms. this disease affects blood supply to fingers and toes. it is also known to affect blood flow to lips, ears, nose and nipples. during what is called as "raynaud's attacks", the skin may turn white and then blue for a short time. which of these best describes why these symptoms occur? a) it results in a narrowing of the veins which slows blood flow. b) it results in a narrowing of the arteries which slows blood flow. c) it results in a widening of the veins which increases blood flow. d) it results in a widening of the arteries which increases blood flow.
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Biology, 21.06.2019 14:50
Genetic diversity is the variation in the genes of an entire species. each circle represents a population of a particular species in different habitats. select the population with maximum genetic diversity
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Ayoung boy has been found and police are trying to locate his family they take a dna sample from him and begin collec dna samples from families who have missing children if police use dna samples only from the fathers, which type of dn technology can they use to identify the boy's parent? y-chromosome analysis omtdna (mitochondrial dna) analysis vntrs (variable tandem repeats) o pcr (polymerase chain reaction) analysis
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Biology, 22.06.2019 21:00
Do anyone know who mrs leddy is from duval charter if so me on the homework for 40 points
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Raynaud's disease results in brief periods of vasospasms. this disease affects blood supply to finge...
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