When food is exposed to air, <span>microorganisms </span><span>can land on the food and begin their work of breaking down the food for their own uses. The presence of oxygen enhances the growth of microorganisms, such as molds and yeasts, and contributes directly to </span>deterioration<span> of fats, vitamins, flavors, and colors within foods through the work of enzymes.</span>
Answer:
gametes are reproductive cells such as sperm and eggs. as gametes are produced the number of chromosomes must be reduced by half.
Explanation: why? the zygote must contain genetic information from mother and from father cells so the gametes must contain half of the chromosomes found in normal body cells.
Behavior-altering effect- either (a) an increase in the current frequency of behavior that has been reinforced by some stimulus, object, or event, called an evocative effect; or (b) a decrease in the current frequency of behavior that has been reinforced by some stimulus, object, or event, called an abative effect.
B. Water vapor would condense into tiny droplets.
Hope this helps!
-Payshence