3. When muscles are active, cells use energy and oxygen at a higher rate and produce waste products, such as lactic acid, more rapidly. Explain how your body reacts to keep itself in balance during these
periods of activity.

4

hi, natural selection of the peppered moth during the industrial revolution in 19th-century england is an example of an outlier in the study of evolution. during this time, pollution from factories filled the forests, coating trees in a layer of soot—turning white trees black

mark as brainlest

gokuson

c. the initial amount of money placed in the savings account