13-13= 0, 19-13= 6, so then 0-6= -6
Answer:
B
Explanation:
Sickle cell anemia is an autosomal recessive trait, meaning two recessive alleles must be acquired by the child (one from each parent) for them to be affected with the disorder.
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Hope this helps :) Have a good night!</h3>
frequency of the dominant allele in the population ... 2pq = frequency of heterozygous individuals. A population of rabbits may be brown (the dominant phenotype) or white (the recessive phenotype). Brown rabbits have the genotype BB or Bb. White rabbits have the genotype bb.
The dead organisms are recycled back by the activity of decomposing or decomposition. I hope this helps!