The answer is B) <span>Nuclear power has far less environmental impact than using coal or natural gas to produce electricity.</span>
Answer:
- inheritable changes
- genetic
- generations
I don't know about the second sentence, is it possible you give me a bit more of a context then maybe i can be of help
Untreated streptococcal infections in childhood that can lead to kidney infection is known as glomerulonephritis.
Crossing over increases genetic variation because due to this, each of the homologous chromosomes get a new combination of traits/ genes and since a each cell has different homologous chromosomes, genetic variotion will occur
