Scale is the proportion used in determining the relationship between an actual object and a model of the object.

For example, real estate developers often make models of shopping centers. If a model of a store has a scale of 1 centimeter equaling 20 feet, what is the actual length of a store that measures 5 cm in length on the model?
A.
100 feet
B.
50 feet
C.
200 feet
D.
20 feet

The gene that causes sickle-cell disease is present in a higher percentage of residents of sub-saharan africa than among those of african descent living in the united states. even though this gene causes sickle-cell disease, it also provides some protection from malaria, a serious disease that is widespread in sub-saharan africa but absent in the united states. discuss an evolutionary process that could account for the different percentages of the sickle-cell gene among residents of the two regions.

Which scientific design has both practical limitations and limitations due to scale? studying the effect of bleach on the growth of mold spores exposing cultures of duckweed to different intensities of light observing the replication of dna molecules with a hand lens using colored marbles to model a cross between two colors of rabbits

What does the positioning of transcription factors determine?