Which student has the most precise data StuA. StuB. StuC

trial 1; 183.5c 190.0c 181.2c

trial2; 185.9c 183.3c 182.0c

trial3; 184.6c 187.1c 181.7c

Mean 184.7c 186.8c 181.6c

melting point(accepted value):185c

c = degrees Celsius

a. decomposes use carbon from dead organisms as fuel for cellular respiration, returning carbon dioxide back into the atmosphere.

•there must be variation for the particular trait within a population.

•the variation must be inheritable (that is, it must be capable of being passed on from the parents to their offspring).

•individuals with one version of the trait must produce more offspring than those with a different version of the trait.good

explanation:

air enters through the nose, moves through the nasal cavity, the pharynx, the larynx, enters the trachea, moves through the bronchi andbronchioles till the alveoli.