Biology, 22.07.2019 04:40 Brangolflro
After folic acid supplementation became standard in the u. s., the frequency of neural tube defects dropped to an average of just 1 in 5,000 live births. the observed frequency in the experimental group of the smithells study was much higher than 1 in 5,000. select the two best explanations for why this would be. the observed frequency in the experimental group of the smithells study was much higher than 1 in 5,000. select the two best explanations for why this would be. the individuals in the study may have been predisposed to neural tube defects. the individuals in the study were randomly assigned to the control or experimental group. the sample size in the smithells study was small. the sample size in the smithells study was large.
Answers: 1
Biology, 22.06.2019 03:00
In a cross between individuals of a species of tropical fish, all of the male offspring have long tail fins, and none of the females possess the trait. mating two of the f1 fish fails to produce females with the trait. explain the inheritance pattern of the trait.
Answers: 3
Biology, 22.06.2019 03:50
What did not occur in the proterozoic eon a)the oxygen levels increase greatly in the atmosphere,b)the emergence of the eukarya , c)muti cella’s eukaryotic organisms began to diversify,d)anaerobic bacteria kept thriving with more oxygen
Answers: 1
Biology, 22.06.2019 08:00
This is a situation in which genes are attached to an organism's sex chromosomes; the sex of an organism influences the expression of a gene.
Answers: 2
After folic acid supplementation became standard in the u. s., the frequency of neural tube defects...
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