Answer:
D.
Explanation:
In the sequences given, cell is the smallest unit and organ system is the largest unit.
The levels of organization the best represents the sequence from smallest to largest units is cell, tissue, organ, and organ system.
The cell represents the smallest and basic unit of all living organisms.Tissues are aggregates of cells performing similar functions.Organs are made of different similar tissuesOrgan systems are a collection of different organs coming together as a system to perform specific functions. Examples include the respiratory system which is made up of organs like lungs, windpipe, nose, mouth, etc.More on different levels of organization of living organisms can be found here: https://brainly.com/question/6033339?referrer=searchResults
Invasive species are destructive to an ecosystem because they____________(Select best answer).
disrupt food chains
take or destroy ecological niches
out compete native species for limited resources
all of the above
The answer is all above.
why is the nucleus an important part of most cells
Answer:
its the brain of the cell
Explanation:
Answer:
Explanation:
The nucleus is the most important organelle in the cell. It contains the genetic material, the DNA, which is responsible for controlling and directing all the activities of the cell. All the RNAs needed for the cell are synthesized in the nucleus.
What organlle does cellular respritation take place in
Aerobic cellular respiration takes place in the mitochondria.
Where krebs cycle and oxydative phosphorilation occur.