During the laboratory, the students laid the food samples on brown paper, like the kind of paper that lunch bags are made out of. both the chip and the pecan left translucent  spots  on the brown paper. what does this tell you about the source of the food energy supplied by these sample?

Fats.

Explanation:

The foods that animal and other organisms eat contains the different molecules like carbohydrates, proteins, fats, vitamins and minerals. The food is important for the survival of the organisms as it provides energy.

The food when laid on the paper they left the translucent spots on paper. This translucent spots indicates that the food source consists of fats. The fats molecules are stick on the paper that are visible as translucent spots. Fats contains both the hydrophobic parts as well as the hydrophilic parts in its structure.

Thus, the answer is fats.

blue stars have the highest surface temp

stellar distances are usually expressed in light-years

the measure of a star's brightness is called magnitude

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both male and female gametes are produced by meiosis of the germ cells. therefore, both male and female gametes are haploid. one male and one female gamete unite during the fertilization to form the diploid zygote. in seed bearing plants, pollen grain is the male gametophyte, which produces sperm cells.