Answer: Response to the environment.
Explanation:
Living organisms respond to their environment, and this <u>response to stimuli is an important characteristic of life, because it helps the organism to stay in balance</u>. Anything that causes a living organism to react is called a stimulus, which can be external or internal.
The effectors produce an appropriate response to the stimulus in order to maintain homeostasis within the organism.
Ultraviolet light can damage the DNA in cells, causing mutations. So, once the skin is exposed to sunlight, the organism tries to cover all the cells with melanin, which block UV rays.
Answer:
These creatures depend on the sea water for nutrients, protection and to move about. At low tide,many of these creatures are exposed to the air, leaving them at risk of predator attacks andoxygen depletion. The whole eco-system of the tide pools would simply not exist without theconstant movement of the tides
Explanation:
The answer is A. They contain a large amount of gas and dust
The Bureau of International Narcotics and Law Enforcement Affairs ( INCSR ) will likely deal with such matters.
Coronary vessels supply blood to heart muscles ..blockage in them will cause hypoxia in heart muscles which leads to heart attack
