Multiple Choice
Which statement most closely expresses our present understanding?
A) The chloroplast and the cyanobacteria are not closely (or specifically) related.
B) The chloroplast arose from within the cyanobacterial phylum.
C) The chloroplast is a descendent of the cyanobacteria.
D) The cyanobacteria are descendents of the chloroplast.
Correct Answer:

Verified
Correct Answer:
Verified
Q8: The primary domains were founded based on
Q27: One phenotypic trait used for species identification
Q46: The earliest nucleic acid was probably a
Q61: If two organisms' GC ratio differs by
Q62: A sequence variant of a gene is
Q64: The oxic atmosphere created conditions that led
Q65: The earliest RNA probably functioned in<br>A) catalysis.<br>B)
Q66: MLST involves sequencing several different_ .
Q68: DNA:DNA hybridization is a sensitive method for
Q72: Approximately 4 billion years ago Archaea and