Answer:
Saliva's normal pH range is between 6.2 and 7.6. It's average is like a 6.7. Saliva keeps a neutral pH balance and doesn't fall below 6.3 in the oral cavity.
Explanation:
I hoped this helped a little bit.
Answer: Nucleotides, Let me know if it was right. :)
Answer:
c. Both have their own DNA.
Explanation:
Both chloroplast and mitochondria are semi-autonomous organelles which means that they both have their own DNA. Both of these organelles have a circular DNA and make some of their own proteins by themselves. Both are double membrane-bound organelles. Chloroplast has a third membrane system called thylakoid.
Chloroplasts are found in the plant cells only as they are the site for photosynthesis. Mitochondria are present in both plant and animal cells and are the site for cellular respiration to produce energy to support the vital functions of cells.
Answer:
The steps involves making hypothesis, deriving predictions from the logical consequences and then carrying out experiments based on those predictions.
Explanation:
Step 1: make a observation .
Step 2: Formulate a statement or question.
Step 3: Form the hypothesis .
Step 4: make a prediction based on the hypothesis.
Step 5: test the hypothesis whether its true or not.
Step 6: use the results to conclude the experiment.
