Fast food is often considered unhealthy because much of it is high in both fat and sodium. but are the two related? here are the fat and sodium contents of several brands of burgers. analyze the association between fat content and sodium using correlation and a scatterplot.

Nucleic acids offer variability because they contain alternate forms of genes called .

Which statement is not an accurate description of meiosis? a) meiosis produces offspring that are genetically diverse. b) meiosis produces offspring that are identical to the parent. c) in sexual reproduction half of the genetic material comes from the father (sperm) and half of the genetic material comes from the mother (egg). d) meiosis decreases the number of chromosomes by half so that when a sperm fertilizes an egg, the resulting zygote has the correct number of chromosomes.

What is required in the genotype of an individual to show a recessive trait? a. two recessive alleles b. at least one recessive allele c. no recessive alleles