B. essential
We cannot store up amino acids on our body, but we can have amino acids through consumption of food. These amino acids of which the body cannot make is called as essential amino acids.
The answer is b.nucleus. Because nucleus contains DNA/genes which contain the information(genetic information) for cell functioning
Answer:
4. Infrared Light 5. Ultra-Violet Light 6. ...damage...sunburn.
Explanation:
Looking at a Electromagnetic Spectrum will tell you the the visible and non visible. Hope this helps!
To make it easier on us go to http://scienceprimer.com/punnett-square-calculator and edit the alleles to the PpRr for parent 1 and parent 2