D is correct. The cylinder's marking are closer together and are more precise.
Differentiation is the best process basically.
The protist is single-celled like some bacteria but also has chloroplasts to perform photosynthesis like some plants.
According to this question, the structure of an euglena is given. The euglena is a protist that contains the following organelles: cell membrane, flagella, eyespot, chloroplast, and nucleus.
The euglena as a protist is similar to some bacteria by the possession of a single cells but similar to plant cells by possession of chloroplast for photosynthesis.
Learn more about euglena at: brainly.com/question/5186929?referrer=searchResults
Decomposers
bacteria and fungi that break down dead matter
Food Chain
line of plants and animals that shows the order in which organisms are eaten
Food Web
a diagram that shows the connections among food chains in an ecosystem
Kinetic
related to or possessing motion
Potential
something possible; ability to go into action or perform work
Primary Consumer
organisms that eat primary consumers
Secondary Consumer
organisms that eat producers
Sorry if I got some or all wrong
ok so, lighting, amount of water, type of soil, fertilizer, bugs, pesticides, water contamination, other chemicals. even pets, cats- lol hope that helped!