What is the definition of commenalism?

Answers

Answer 1
Answer: It's basically when one thing gets a benefit without harming/effecting the other thing!
Answer 2
Answer: I guess is
It compares with mutualism, in which both organisms benefit, amensalism, where one is harmed while the other is unaffected, and parasitism, where one benefits while the other is harmed.
In ecology, commensalism is a class of relationship between two organisms where one organism benefits without affecting the other.

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What is the plasma membrane made of?

Answers

Answer: lipids and proteins

Explanation: Like all other cellular membranes, the plasma membrane consists of both lipids and proteins. The fundamental structure of the membrane is the phospholipid bilayer, which forms a stable barrier between two aqueous compartments.

This right?

Suppose that in a lab you could remove all the oxygen from the terrarium. What would happen to the plants? Why?

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They would still thrive. Plants only require sunlight and water to produce oxygen and glucose. The plant would just increase the concentration of oxygen in the terrarium over time.

Food molecules contain biochemical energy which is made available byA.cellular movement.
B.cellular respiration.
C.cellular circulation.
D.cellular transpiration.

Answers

Answers;

Cellular respiration;


Explanation;

Food molecules contain biochemical energy which is made available by cellular respiration;

The process of cellular respiration takes in food and uses it to create ATP, a chemical which the cell uses for energy.

The purpose of cellular respiration is to provide cells with the energy they need to functioning and activities such as growth and movement.


B. Cellular respiration 
Cellular respiration is the metabolic process(es) that transmutes biochemical energy into ATP (Adenosine Triphosphate) and then release waste products.

True or false: animals contribute most of the organic remains that form humus

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True ...................

Organism that gets energy by breaking down the remains of dead organisms

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A decomposer. Examples of decomposers are fungi and moulds.

What would happen to a cell if its mitochondria were removed?

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Well, the cell would be out of energy! The mitochondria plays a very important role in cell functions. With out it, it cannot do whatever job that needs to be acquired.
If the mitochondria was removed from a cell, the cell would no longer be supplied with energy for the mitochondria supplies ATP throughout each cell.