A chromosome is DNA wrapped around proteins knwn as histones. A gene is a part of the DNA that codes for a particular protein
Answer:
The correct option is <em>B) ultraviolet region, especially below a wavelength of 320 nm.</em>
Explanation:
Ultraviolet light carries an enormous amount of energy in it. It is invisible to the human eye. When UV light with enormous energy and wavelength lesser than 320nm, hits the DNA, it causes changes in the structure of the DNA. Mostly, it affects the thymine nitrogenous base regions and forms pyrimidine dimers. The structure of the DNA changes on all the sites where dimers form and hence, they cannot be properly transcribed.
1. symbiotic partnership
2. primary succession.
3. symbiotic relationship
Answer:
the combination of ideas to form a theory or system.
Explanation:
Answer:
B
Explanation:
The closer the light source the higher the amount of Oxygen gas.
Reasoning: Plants give off oxygen and according to the data the closer the light it the more bubbles there are. :)