Which type of allele combination best explains the fish stripes?

not necessarily. higher fitness requires the organism to be reproductive successful. for example, an organism at age 10 with 15 offspring is much more fit than an organism at age 15 with only 5 offspring.

the answer you are looking for is the united states forest service.

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not always but somethings can be reproduced in a laboratory.

answer; endometriosis;