Which of the following might best be achieved by using a scientific model? 1) determine the distance to a star 2) find the mass of a boulder 3) show how an atom acts in a magnetic field 4) study the light given off by a star give examples/reasoning as to why you chose what you did, 'cause im seriously stumped tvt

Asmall number of finches are removed randomly from the wild and placed in a protected bird area. they are given as much food as they need and have plenty of space. why would natural selection not occur in this population? a. there is no reason for genetic mutation to occur. b. the birds compete for limited resources, c. the population has not reached carrying capacity. d. there is no genetic variation in the finches.

Asmall population of chimpanzees lives in a habitat thant undergoes no change for a long period of time. how will genetic drift affect this population

Human genes only differ by less than percent. a. 1 b. 6 c. 11 d. 16