<span>Prokaryotic cells reproduce by</span> binary fission , which includes the chromosomes splitting into two equal parts.
<span>Comparative embryology is the study which determines the organisms that have the same and almost identical embryo development.
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While, comparative morphology is the scientific study of organisms where their structures, physical entities and elements are identified to be similar or dissimilar. Using only simple basis of empirical observation, a scientist can detect whether two animals are of the same family or not.</span>
The earliest forms would be plants and other life like that, and current day would be mostly humans and animals and a lot of plants are disappearing
D is the answer (Aa and aa ) i hope this helps
Answer: The answer is ROOT
Explanation: Briophytas belong to the plantae kingdom, therefore they have a cell wall in their cells, and chloroplasts. They have sporangia (structure where the spores are produced and stored) but they do not possess proper roots. Instead they have a structure called "rhizoid" whose function is the fixation to the substrate.