Answer:
False
Explanation:
Genetic variation is the difference in the sequence of DNA in the individuals of a population and a heterozygote has more genetic variation that homozygote person because heterozygote has two different alleles of a gene while homozygous individual have two same alleles.
Heterozygotes have advantage over homozygotes because it protects the individual from many genetical diseases and increase the genetic variation by increasing the gene pool in the population. So higher fitness results in more genetic variation in the population therefore the statement is false.
B. Break down dead organisms
Fungi are decomposers. they breakdown the bodies of dead organisms. They play a very important role.
Answer:
B. Salinity
Explanation:
Salinity Definition: of, containing, or resembling common table salt; salty or saltlike
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