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sergejj [24]
3 years ago
11

Characteristics of the cell wall include which of the following

Biology
1 answer:
Slav-nsk [51]3 years ago
6 0
The cell wall is a tough and rigid layer that surrounds some types of cells. It is located outside the cell membrane and its main function is to provide rigidity, strength, protection against mechanical stress and infection. It can also provide the cell with limited plasticity that will prevent the cell from rupturing due to turgor pressure.
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The energy an organism requires to transport materials and eliminate wastes is obtained directly from
nirvana33 [79]

Answer:

ATP

Explanation:

ATP is regarded as 'root of energetics' for living organisms. So, the organisms utilizes ATP to transport material and eliminate wastes from the body. Not only these functions are carried out by ATP but also several others infact all energy requiring processes are carried out ATP. e.g. muscle movements, neurotransmission, heart beats and various chemical reactions in the body all are carried out with the help of ATP.

In animals ATP is produced from the breakdown of glucose in the cellular respiration, glucose is obtained from the diet we take in. In plants ATP is generated from the process of photosynthesis. The source of energy within ATP is phosphate bonds, the breakdown of one phosphate bond while conversion of ATP into ADP produces or releases 30.6 KJ/mole of energy.

6 0
3 years ago
2. Most mutations are "silent." What does this mean?​
Zielflug [23.3K]

Explanation:

Silent mutations occur when the change of a single DNA nucleotide within a protein-coding portion of a gene does not affect the sequence of amino acids that make up the gene's protein.

8 0
3 years ago
What is a redshift? (question #3 on the paper, not sure if the graph on there will help)
Alexandra [31]
A redshift is when light or other electromagnetic radiation from an object moves away from the observer.
4 0
4 years ago
The part of a microscope that lets you control
erastova [34]

Answer:

Iris Diaphragm controls the amount of light reaching the specimen. It is located above the condenser and below the stage. Most high quality microscopes include an Abbe condenser with an iris diaphragm. Combined, they control both the focus and quantity of light applied to the specimen.

Explanation:

8 0
4 years ago
What are two possible outcomes (signs or symptoms) that can result when chemical mediators such as leukotrienes and interleukin-
Anna35 [415]
Leukotrienes are involved in asthmatic and allergic reactions and act to sustain inflammatory reactions.
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i)airflow obstruction
ii)increased secretion of mucus
iii)mucosal accumulation
iv)bronchoconstriction
v)infiltration of inflammatory cells in the airway wall.
4 0
3 years ago
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