Answer: The statement that best describes cancer cells is option D.
Answer:
of the low pH of the vagina.
Explanation:
The pH of the vagina is maintained at highly acidic levels to prevent the germ buildup. The range of vaginal pH is around 3.8 to 4.5. The very low pH of the vagina creates a hostile environment for sperms and most of the sperms are killed as they enter the vagina due to the acidic pH.
Apart from supplementing the sperms with energy, cervical mucus serves to protect the sperms from the hostile conditions of the vagina. The cervical mucus has an alkaline pH at or near the ovulation to protect sperms from acidic pH of the vagina and to facilitate fertilization.
RNA polymerase is guided to the correct place.
Methane, overview, carbon dioxide, Fluorinated Gases
Answer:
White blood cells ↓
These are donut-shaped cells that are similar to red blood cells, and do have a similar duty, yet are larger.
