is compensation received an exceptional income
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A special child is one that needs extra attention because of a number of reasons including disability. A normal child is one that does not require extra attention but is able to learn and grow well.
What are some extra curriculum activities
"mRNA" is an abbreviation for Messenger RNA. It carries the genetic code for protein to the rRNA (ribosomal RNA) and enzymes in the ribosomes where tRNA (transfer RNA) carries amino acids which are matched to the mRNA to form protein. DNA is the originating molecule containing the master copy of the code. This is copied to the mRNA first. The differences between DNA and RNA are that 1) RNA has uracil in place of thymine and 2) RNA uses ribose instead of the 2-deoxyribose in DNA. There are both double stranded and single stranded DNA and RNA in nature so this is not a defining difference. It depends on what sort of organism it is as to where these compounds are in the cell but the process is similar. In the eukaryotes, there is an extra step that takes place in the nucleus where the mRNA is first cut and spliced.
A diploid cell with an extra chromosome. Basically a diploid with an extra chromosome of one type, producing a chromosome number of the form 2n + l.
The contractile vacuole allows free-living protists to expel extra water