In order to visualize the DNA for a karyotype _____
a. DNA is treated with enzymes to open the compacted chromatin structure
b. DNA is treated with proteases to open the compacted chromatin structure
c. DNA is stained to visualize the DNA.
d. DNA is treated with enzymes to compact the chromatin structure
e. DNA is treated with proteases to compact the chromatin structure
ANSWER: c
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DNA can be found in all of the following cellular locations EXCEPT the
_____ mitochondria. _____ chloroplast. _____ nucleus. _____ golgi apparatus. _____ plasma membrane.
The loss of O2 in the atmosphere 600-800 million years ago was likely due to the "fossilization" of organic matter
trapped in Earth's crust.
a. True b. False
The human body has an incredibly efficient and powerful immune system capable of removing many potentially damaging pathogens and toxic agents that threaten the body
Knowing how efficient the human immune system is, explain why cancerous cells that threaten health can seemingly develop undetected.
Protein folding in the ER is assisted by a chaperone called
a. BiP. b. PiP. c. Hsp60. d. Hsp90.