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What prevented people from realizing that cells and other tiny living things existed?
The lack of technology such as microscopes prevented people from realizing the existence of cells and other tiny living things. Without the ability to magnify and see these microscopic organisms, they remained invisible to the naked eye and went unnoticed for a long time.
Anitgen-sensitized cells that remain in circulation for long periods of time?
Memory B cells and memory T cells are antigen-sensitized cells that can remain in circulation for long periods of time. These cells are part of the adaptive immune response and provide immunological memory, allowing for a faster and more effective response upon re-exposure to the same antigen.
What are long lived b cell clone members that do not become plasma cells but are capable of an immune response against the same antigen at a later time called?
Memory Cells
What process might have the caused the first cells to spontaneously generate over a very long period of time?
Chemical evolution is thought to have caused the first cells to spontaneously generate over a very long period of time.
How long does it take to grow an organ from stem cells?
The time it takes to grow an organ from stem cells can vary depending on the type of organ and the specific conditions of the process. In general, it can take several weeks to several months for stem cells to develop into a functional organ that can be used for transplantation or research purposes.
Is there undiscovered land?
actually, yes, in fact their on a land not yet discovered. There were even some a long time ago but have died of existence.
At the time of this revisit how many years had the tucks remained unchanged in age?
When they met Winnie, they had remained unchanged for 80 years.
What will happen when animal cells are in fresh water for a long time?
When animal cells are in fresh water for a long time cytolosis occurs and red blood cells explode.
What do lipids do in your cells?
Lipids store energy for long periods of time in your cells.
Why was the government of Egypt stable under Ramses the second?
He remained in power for a long period of time.
How do animal cells make more cells?
They divide, it takes some long time.
How can you get marijuana out of your fat cells?
You can wait. A long time
Is it true sharks have never evolved?
No, but they've remained very much the same for a very long time.
What are the dumbest questions asked?
What time is the ten o'clock tour? How many undiscovered caves are there?
Why is my systolic blood pressure elevated for a long time after exercise?
why not?
What process might have caused the first cells to spontaneous generate over time a very long period of time?
Chemical evolution is thought to have caused the first cells to spontaneously generate over a very long period of time.
What prevented people from realizing that cells and other tiny living things existed?
The lack of technology such as microscopes prevented people from realizing the existence of cells and other tiny living things. Without the ability to magnify and see these microscopic organisms, they remained invisible to the naked eye and went unnoticed for a long time.
