Answer:
An organism which has two different alleles of the gene is called heterozygous. Phenotypes (the expressed characteristics) associated with a certain allele can sometimes be dominant or recessive, but often they are neither.
Answer:
DNA samples might be planted and it is possible to synthesize a nucleotide sequence to incriminate a person
Explanation:
In a criminal case, DNA evidence may be considered to be fraudulent because DNA samples might be planted around the crime scene. Moreover, specific genomic profiles of an individual stored in the database can be used to manufacture a DNA sample matching this profile without the necessity to obtain tissues of the person. In consequence, DNA evidence may be considered to be imperfect. Nonetheless, it is important to highlight that DNA evidence is one of the most important modern advances used during criminal trials, and it has proven to be a very useful (and effective) tool available in law enforcement.
The answer is studying for a test because you want to feel proud of your performance. Intrinsic motivation means you do something for the sake of your internal feelings/motivation, not based on something or someone external like a paycheck or significant other.
