The answer is; E
This shows that these organelles were once free-living organisms with their own mechanisms for reproduction which they have retained even after years of symbiotic relationship with the higher organisms. During their duplication, they also replicate their own DNA. Their DNA does not have histones (as opposed to the DNA in the nucleus of their host eukaryotic cell) similar to that of simple organisms such as bacteria.
Hi there!
Plants are primary producers.
Hope this helps :D
We know that copper sulfate can be used in an experiment to test whether or not a protein is at hand, etc. Hope this helps!
Step one: Travel approximately 18 inches up the underside of the branch you are removing. Cut up about halfway through the branch.
Step two: Move to the top side of the branch. Choose a location an inch further out from your first cut. Carefully cut down until the branch breaks free.
Step three: Find the branch collar on your trunk. This is stem tissue around the base of the branch. . Make a complete cut with a 45-degree angle kicking out from the base of the tree.
(SOURCE Chris Lambton) Add your vocabulary words in along the way if you decide to use my answer.