Answer:
The characteristic features of the phylum Chordata are a notochord, a dorsal hollow nerve cord, pharyngeal slits, and a tailgut.
Hope this helps
Answer:A
Explanation:
A single nucleotide is made up of three components: a nitrogen-containing base, a five-carbon sugar, and a phosphate group. The nitrogenous base is either a purine or a pyrimidine. The five-carbon sugar is either a ribose (in RNA) or a deoxyribose (in DNA) molecule.
Pollution from a near by city is your answer ;D
A Karyotype is the number (or characteristics of) of the chromosome in a cell. In humans the typical number of chromosomes is 46. Sometimes humans have a different number of chromosomes and then the<span> karyotype (for example the number) can be used for reporting for example of genetic disorders- so the answer is that it can be used for reporting of genetic disorders</span>