Why can we say that a cell without a nucleus will ultimately die?
What will be an ideal response?
Without a nucleus, a cell cannot make proteins, nor can it replace any enzymes or other cell structures (which are continuously recycled). Additionally, such a cell could not replicate.
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Bedding for all rodents should be ___________________ free
Fill in the blank(s) with correct word
What is the largest endocrine gland in an adult?
a) adrenal gland b) ovary c) thymus d) thyroid gland
A farrowing ________ is dedicated to the delivery and raising of piglets to weaning
A) hurdle B) house C) crate D) pen
Which of the following is true with regard to membrane potential?
A)Na+ plays the key role in generating the resting membrane potential. B)All cells in the body must maintain a constant voltage across the membrane. C)Because the number of ions producing the membrane potential is so small that it does not change ion concentrations in any significant way, changes in extracellular Na+ will not affect membrane voltage. D)Transient opening of gated Na+ and K+ channels in the plasma membrane is a normal means of activating neurons and muscle cells.