Answer:
11) A. The optimum pH of an enzyme is 6.6
12) C. A control group
<span>1. Smooth functioning of nerves-Calcium is key in helping nerves transmit messages across cells in the body.
2. Clotting of blood-Calcium helps in the clotting function of blood
3. Aids the contraction of muscles-Our muscles make use of calcium to aid them in contracting during the course of normal muscle functions.</span>
Here is the steps of the lysogenic cycle. Lysogenic cycle occurs only in temperate phages.
<span>1. After the phage attached to the host cell, it will then inject its own DNA. </span>
<span>2. The inserted DNA circularizes.</span>
<span>3. The DNA is integrated into the host cell DNA. This is done through recombination.</span>
<span>4. Each time the cell replicates, the prophage is reproduced together with the host DNA.</span>
<span>5. The prophage excise itself from the host DNA. But this is very rare.</span>
Answer:
chordate
the answer is chordate the phylum that sea turtles are in is chordate