Answer:
Scientists have determined that humans are disrupting the nitrogen cycle by altering the amount of nitrogen that is stored in the biosphere. The chief culprit is fossil fuel combustion, which releases nitric oxides into the air that combine with other elements to form smog and acid rain.
Explanation:
Answer
The simplest and more efficient way to show the evolutionary relationship between a lion and a cat would be to use a tree of life
Answer:
- Flies were not found in the sealed jars of rotting meat.
Th answer is connective
tissue. Bone tissue is made up of
different types of bone cells. Osteoblasts and osteocytes are involved in the
formation and mineralization of bone; osteoclasts are involved in the
resorption of bone tissue. The mineralized
extracellular matrix of bone tissue has an organic component mainly made of collagen (ossein) and an
inorganic component of bone mineral made up of various salts such as calcium.
The immune system is the body's defense against infectious organisms and other invaders that cause a disease
