Answer: A prokaryotic cell is a simple, single-celled (unicellular) organism that lacks a nucleus, or any other membrane-bound organelle. We will shortly come to see that this is significantly different in eukaryotes. Prokaryotic DNA is found in the central part of the cell: a darkened region called the nucleoid Unlike Archaea and eukaryotes, bacteria have a cell wall made of peptidoglycan, comprised of sugars and amino acids, and many have a polysaccharide capsule (Figure 1).
Explanation:
The nurse can follow
these following tips:
For temporary relief
of dryness of mouth from antihistamines:
1. the patient can
chew on sugarless gums
2. the nurse can let
the patient have bits of ice melt in their mouth
3. or the nurse can
give a saliva substitute
If dryness of mouth
does not go away after 2 weeks, seek doctor’s help.
Crossing over. Parts of sister chromatids will sometimes switch places with the parallel part, resulting in a completely unique DNA sequence.
Answer:
C
Explanation:
Dead zones are are areas of low oxygen or hypoxia. They are usually caused by nutrient pollution that leads to algae blooms, but there are other factors that contribute
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B. they are both unicellular