When two plants both tall were crossed they produced some offspring that were dwarves assuming that the height of the plant is controlled by a single gene in the allele for the tall plant is dominant what is the genotype of the parents?

State officials are considering constructing a road through a forested wilderness area. this action will likely affect the forest ecosystem in various ways. part a: predict how the construction of a road could negatively affect plants and animals in that ecosystem. (3 points) part b: describe one way that the construction of a road could have a positive impact of the forest ecosystem. (1 point)

Select the correct answer from each drop-down menu. the lac operon in e. coli regulates genes that code for enzymes required for breakdown of lactose. the lac operon is operon that is activated in the presence of .

Where is most of the fresh water on earth found a in the ocean b in glaciers and in ice caps c in rivers d in the soil