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Accommodation Variation Adaptation selection t io n io n ta t tio ia Va r 0% se le c 0% n 0% Ad ap m m od a tio n 0% Ac co A. B. C. D. The process by which a species becomes better suited to its environment is known as The theory of natural selection states that A. Some live & some die in each generation B. Only the largest and strongest survive C. Random assortment of genes results in better characteristics in the following generations D. The best adapted individuals survive and reproduce, contributing the most genes to the next generation E. Individuals that mutate in response to their environment will survive nd Th eb as m nd o Ra es ta so rtm ta rg es la th e 0% 0% 0% en to fg da . .. In pt di e d vi in du di al vi st d. ha .. tm ut at ei .. . st r. in di e e so m & On ly liv e e So m 0% .. ... 0% If 100 g of carbon-14 decays until only 25 g of carbon is left after 11,540 years, what is the half-life of carbon-14? A. 23,080 years B. 23,540 years C. 5770 years ar s ye 57 70 ea 23 ,5 40 y ea 23 ,0 80 y 0% rs 0% rs 0% Species more closely related will have m ta DN A 0% of Lo ts id sw ac ch e rb io ila Di ffe r 0% it h .. ry m ist m ro n Si m re nv i ila m 0% in o ... ls gic a ol o Si br y te m en Di ffe r 0% en ts 0% en A. Different embryological stages B. Similar environments C. Similar biochemistry D. Different amino acids within their proteins E. Lots of DNA An organism’s fitness refers to its 0% 0% 0% su Co cc m es pe sb tit as ive .. a De bi lit gr yw ee of ith he .. te ro zy go sit y e uc tiv pr od Re in re la t io n to ot iti o on d lc ze Si 0% he .. . ni n g 0% Ph ys ic a A. Physical conditioning B. Size in relation to other members of the population C. Reproductive success based on its phenotype within an environment D. Competitive ability within the same gender E. Degree of heterozygosity If the weather in Virginia changed to very cold (snow on the ground 8 months of each year) over the next few years, what change might occur? ... w de ed d ur r ou l oc c Ev ol ut io n w n at io m ut If a 0% fin it e .. 0% . .. ou ld rw th e ea w ol d C. 0% ec B. The cold weather would cause a mutation in squirrels which causes their fur to be white If a mutation occurred which caused white fur to develop, such white squirrels would have a better chance to survive and produce more offspring with the characteristic Evolution would definitely occur resulting in white squirrels Th A.