Answer:
black is the dominant phenotype.
Explanation:
The black gene "overrides" the gene that codes for blue, thus making it dominant.
Sycamore trees (Platanus occidentalis) make handsome shade trees for large landscapes.

C.
Falsifiable is the adjective form of the verb "falsify," which in science means "prove (a statement or theory) to be false."
<u>Answer</u>: Option D. RNA polymerase.
<u>Explanation</u>:
- Transcription is the process which is used to produce RNA from a DNA template.
- The enzyme involved in the process of transcription is <em>RNA</em> <em>polymerase</em> which is responsible for separating the DNA strands and making an RNA which is complementary to the DNA.
- RNA polymerase joins the nucleotides in the newly formed RNA strands by utilizing the energy released from the cleavage of the additional phosphate bonds that are removed by it.
- The RNA polymerase dissociates from the DNA only after the process of transcription is complete.
Attached is an image with the correct labeling.