I dont really understand where someone would get this information. was there a document or article you were supposed to read before this if so that would be very helpful.
The discovery of hydrothermal vents changed all that. Vast communities of animals grew big and fast in the depths! Instead of using light to create organic material to live and grow (photosynthesis), microorganisms at the bottom of the food chain at vents used chemicals such as hydrogen sulfide (chemosynthesis).
Make an appointment with your doctor if you're feeling fatigued for unexplained reasons. Some anemias, such as iron deficiency anemia or vitamin B-12 deficiency, are common.
Fatigue has many causes besides anemia, so don't assume that if you're tired you must be anemic. Some people learn that their hemoglobin is low, which indicates anemia, when they go to donate blood. If you're told that you can't donate blood because of low hemoglobin, make an appointment with your doctor.
Answer: A double restriction digest
Explanation: A double restriction digest is a process were two restriction enzymes are used to digest DNA in a single reaction.in double restriction digest you will observe two bands,while in single restriction digest you will observe just one band. In double restriction digest no
Self - ligating plasmid because it create mismatch ends. It also aids in directional in section while single disgestion you have to screen your clones to be sure to get your plasmid with correct insert orientation.