Answer:
A group of cells make a tissue, a group of tissues make and organ, a group of organs make an organ system, and an organ system makes a organism.
I believe it is A because Living things respond to changes, each and every living organism is made up of cell and adapting to changes is same as responding to changes.So, only one left is A.
An autotroph is an organism capable photosynthesis or chemosynthesis through reducing carbon dioxide, fats, sugars and/or proteins in a repetitive cycle of energy production and use to support its life. these include all plants, algae and certain bacterium.
its counterpart is the heterotroph which is reliant on outside sources for their means of energy. aka tertiary consumer: animals, fungi and certain bacterium
Answer: Earthworms and gorillas.
Explanation:
Paramecia and salamanders. Ask the students to list as many features as they can think of that their two organisms have in common.