Answer:
The purpose of a checkpoint is to ensure that the cell is prepared to move on to the next part of the cycle
Answer:
The dominant gene determines what letter is used to represent a pair of letters.
Explanation:
Example: If brown eyes are dominant (B) and blue eyes are recessive (b) then...
BB means: Brown
Bb: still means brown because there is still a dominant gene
bB: still means brown because there is still a dominant gene
bb: means blue, no dominant gene
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Answer: almost imposiable
Explanation: If you do happen to get picked up a tornado the longest time you will stay in it is approximately 5 minutes before it throws you out of it. If you did so happen to be swept in a tornado near a island it is possiable, but tornados over water die very very fast so this is very unlikley.
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Answer:
Schwann cells or neurilemma cells are the cells which form the myelin sheath around neuronal axons in the peripheral nervous system (PNS) only.
Neurilemma is the collective term used for cytoplasm and nuclei present around the myelin sheath which helps in the regeneration process of nerves.
A Schwann cell surrounds the axon, invaginate it and the plasmalemma of the Schwann cells joins and from a double membrane structure called mesaxon. This mesaxon starts wrapping the axon in spiral fashion and cytoplasm start condensing into the compact myelin sheath.
The cell nucleus acts like the brain of the cell. It helps control eating, movement, and reproduction. It contains the genetic material and controls the function of the cell.