The phylogenetic tree on the right depicts the evolutionary relationships between charophytes and plants. It is thought that the first true plants were derived from a charophyte. ... Chlorophyll a is common to other photosynthetic organisms, but chlorophyll b is shared only by green algae and plants.
Which one is it ? i cant tell
Answer:
https://www.nap.edu/read/5787/chapter/6
https://www.nature.com/scitable/knowledge/library/how-does-social-behavior-evolve-13260245/
Explanation:
I hope that it will be helpful
D. <span>controlled
is the right answer because a</span><span>n </span>experiment<span> in which an observer tests a hypothesis by looking for changes carried by alterations to a variable.</span>
From Pollution you know smokes