The right Answer is <u>NITROGEN </u>
Nitrogen is quantitatively the most important nutrient that plants acquire from the soil. It is well established that plant roots take up nitrogen compounds of low molecular mass, including ammonium, nitrate, and amino acids. ... Intact protein also was taken up into root cells most likely via endocytosis.
Thus I prove that my answer is true.
3) decrease
Without the green house effect, earth would be like a solid ball of ice and rock.
Life as we know it wouldn't exist without greenhouse gases.
The temperature would drop below 0° Fahrenheit!
Answer:
active immunity
Explanation:
Active immunity is the form of acquired immunity in which the body produces its own antibodies against infections. When infectected by a bacterial infection that had happened before, one will not become seriously ill. This is because memory cells are able to recognise the antigens and stimulate the immune system to produce antibodies against the pathogens.
