The first one ..... <span>0 BB: 2 Bb: 2 bb use punnett squares it helps, just search how to use them.</span>
The correct answer of the given question above is option A. The line of defense that his immune system is exhibiting in this situation is the first line of defense. The first line of defense includes the physical or external line of defense of the body that are responsible for inhibiting of the entry of foreign microorganisms. Such include the skin, tears, cilia, mucus, urine flow and even stomach acid.
Answer:
D
Explanation:
You can immediately eliminate B and C. So between A and D, D is the best answer.
That the oxygen levels in the test tube increased and carbon dioxide levels decreased because plants produce oxygen using carbon dioxide