True
Hormones released by the endocrine system travel in the blood until they find their specific target cell it is true.
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Answer:
true
Explanation:
while it may stay inactive, it will stay in the body for many years
Answer:
The temperature of the surrounding air increases when the atmospheric CO2 level increases.
Explanation: Carbondioxide gas is a very important gas in the environment but high amount of it cause damage to the organisms.
Carbondioxide gas is also called greenhouse gas because it has the ability to absorb or trap heat energy when the solar radiation goes into the space after hitting the earth surface. If the concentration of carbondioxide gas is increased, more heat energy will be trapped and thus increase occurs in the temperature of the atmosphere which results in global warming.
Answer:
the answers are c , d , and e
Explanation:
