5) Jets and airplanes are made of composite materials like fiberglass, but these materials, though lightweight, can be cracked and
punctured. Airplane manufacturers still rely on materials like aluminum because it is so
A)
dense.
B)
ductile.
0
malleable.
D)
soluble.

Prokaryotes only contain three different promoter elements: -10, -35 promoters, and upstream elements. Another main difference between the two is that transcription and translation occurs simultaneously in prokaryotes and in eukaryotes the RNA is first transcribed in the nucleus and then translated in the cytoplasm.

Explanation: