A weight reduction regimen calls for a daily intake of 1400 kilocalories and 30 grams of fat. Approximately % of the total energy is provided by fat.

19%

Explanation:

It is known that a gram of fat contains 9 calories

Now; in 30 grams of fat; the number of calories will be: 30 × 9 =270 calories

The _____ percentage of the total energy from 1400 kcalories can now be determined as:

=

= 0.19

= 19%

∴ Approximately 19% of the total energy is provided by fat.

the correct answer is phenotype

significant amounts of nitrogen oxides, carbon monoxide, and other pollution

explanation:

passenger vehicles are a major pollution contributor, producing significant amounts of nitrogen oxides, carbon monoxide, and other pollution. in 2013, transportation contributed more than half of the carbon monoxide and nitrogen oxides, and almost a quarter of the hydrocarbons emitted into our air.