The cell membrane is a selectively permeable membrane which controls what goes in and out to ensure that not just anything comes in through it's own accord.
Answer:
The correct answer is - e. many different molecules form a signaling cascade.
Explanation:
Signal transduction is the number of events that take place inside the body of a human from the external atmosphere to transmitting a chemical or physical signal through a number of molecular events of signaling cascade.
The transmission of the particular chemical or physical signal is caused a sequence of phosphorylation events inside the cell it involves specific protein receptors and different types of molecules.
Answer:
Metaphase
Explanation:
Chromosomes align at the center of the cell
B. Plants
Explanation:
Plants are the main producers of the world's total oxygen output into the atmosphere.
Oxygen is a by product of photosynthesis in plant.
- During photosynthesis, green plants manufacture their food using carbon dioxide and water in the presence of sunlight.
- They produce glucose in the process.
- The by product of this process is oxygen gas.
- Oxygen gas is released into the atmosphere by this process.
Learn more:
Photosynthesis brainly.com/question/4216541
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