There is a population of squirrels who have bushy or hairless tails. 75% of the hairless tailed squirrels leave the area and migrate to Branchburg. Meanwhile, 5 new squirrels enter the area and have straight haired tails. What type of evolutionary mechanism has occurred?

A. genetic drift
B. gene flow
C. natural selection
D. non-random mating

Elements and compounds are pure substances that cannot be broken down physically into a simpler substance. a physical change doesn’t break the bonds between atoms of a substance or form new ones. compounds can be broken down by a chemical change. a chemical change breaks chemical bonds and/or forms new ones between atoms of a substance. what simple substance would a compound break into? the basic elements that make it up! for example, if you passed a very strong electric current through water you’d break the chemical bonds in water and be left with oxygen and hydrogen. which of the following is an example of a chemical change? a separating water into different glasses b breaking frozen ice cubes with a hammer c running an electric current through water d boiling water to evaporate it on a stove

How do antiviral drugs work? in your own words.

Afisherman is dragging his boat from the shore out into the ocean. match the following lists of areas he will move over in the correct order. continental rise continental slope continental shelf [tex]1.[/tex] [tex]2.[/tex] [tex]3.[/tex]