Which two characteristics do all flowering plants have in common? O A. They produce seeds.
O B. They produce cones.
C. They have vessels.
O D. They lack roots.

They have vessels, and produce seeds.

Explanation: Flowering plants have vascular tissue and use seeds to reproduce.

i believe the answer is c. "baking" is the gerund, while "baking blueberry muffins" would be the gerund phrase. hope this ! : )

when [oh-] is 10-5  m, and [h3o+] is 10-9  m, the poh is 5 and ph is 9. again in both cases the sum of ph and poh is 14. however, the hydrogen ion concentration is not always going to be equal to exactly 1 x 10 raised to a negative number. for example, we skipped over the value of 2.0 x 10-7.