What does tryptophan bind to when it is present in e. coli? a. trp operon b. trp promoter c. trp operator d. trp repressor

In fruit flies, gray bodies (g) are dominant over black bodies (g), and brown pigments (n) are dominant over yellow pigments (n). each individual possesses two alleles for each trait. if a fly that is homozygous dominant for both traits is crossed with a fly that is homozygous recessive for both traits, what is the predicted genotype of the offspring.

Q: a pair of homologous chromosomesa) always has the same genes and the same allows b)always has the same genes c)always has the same alleles d)never has the same genes

What is the inability of an individual or a society to achieve a minimum standard of living known as ?