*Sickle cell disease is a constitutional corpuscular hemolytic anemia related to an abnormal structure of the globin chain. It is an autosomal recessive disease, which means homozygosity is necessary to fully express the illness.
*It corresponds to the synthesis of an abnormal hemoglobin, HbS, which is different from normal Hb (HbA).
*The S allele (located in the chromosome 11), responsible for the anomaly, is especially widespread in the African continent, it is also found in other regions of the Mediterranean.
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*Mutation GAG to GTG leading to the substitution Glutamine by a valine in position 6 of the chain of the globine.</span>
ANSWER: 6
A codon is a sequence of 3 nucleotides that corrosponds to a specific amino acid. In the given sequence 6 triplets are formed. So the number of codons in the given mRNA is 6.
AGC UUA GGC UAA GGC UAC
1 2 3 4 5 6
1st choice (fission means split)
Hello User,
The Waxworm,meal worm, Greater wax moth
Answer: The correct answer is A) fewer landfills.
When plastics and paper products are dumped in the landfills, they can cause harmful impacts to the wildlife. This is because chemicals like ammonia and bleach ( present in the landfills) can produce toxic gases and when wildlife tries to consume them, this can harm their health.
If paper and plastics are recycled, it will result in fewer landfills.
