A decrease in dissolved oxygen.
This is because oxygen is a byproduct of photosynthesis. If the plants are in water, some of the oxygen they produce will become dissolved in it. Without those plants, you have less dissolved oxygen.
Blood vessels, ligaments, muscles, and skin pigment.
Answer:
alternating sugar (ribose) and phosphate groups also -adenine (A), uracil (U), cytosine (C), or guanine (G).
