Answer:
DNA changes in a gene are called mutations. ... The environment can also cause DNA mutations. Sunlight, cigarette smoke, and radiation are all known to cause changes to our DNA. These are also random and can happen anywhere in the DNA sequence.
Answer: the tissue
Explanation:
Tissue is the beginning of a cell in the external human body
Answer:
A
Explanation:
Organisms on Earth use nitrogen to build proteins necessary for cell
development.
When the air pressure within the alveolar spaces falls below atmospheric pressure, air enters the lungs (inspiration), provided the larynx is open; when the air pressure within the alveoli exceeds atmospheric pressure, air is blown from the lungs (expiration).
The answer is D.
Sensory neurons carry information that is from your sensory receptors all of your body/skin. The sensory neurons carry this information of a stimulus back to your Central Nervous System (CNS).
The motor neurons will carry the necessary commands from your CNS back to your muscles or glands for a certain action to be done.