<u>D.) Crossing over</u> is a source of genetic variation that involves the swapping of sections of chromosomes during meiosis.
Answer:
Humans are increasingly influencing the climate and the earth's temperature by burning fossil fuels globally as well as locally that puts the everything on risk.
Explanation:
Many nations are coming together with a common goal to fight with the climate change and its various impacts on the global level, is a very good initiative for the better future and human well fare.
Humans are continuosly exploiting the natural resurces and influencing the climate by increasing green gases which increases the temperature of the earth by buring fossil fuels, deforsting, industrilizing and many more direct and indirectly. This is not occur in local level alone but it is golbal problem which result in climate change, melting of glacier increasing sea level and manny more.
You are most likely a human
The given statement is true.
The majority of the chronic diseases are not accredited to a single cause, some of the poor lifestyle choices like overuse of alcohol, smoking, lack of physical activity, poor diet, and insufficient relief of chronic stress are the major contributors in the advancement and development of preventable chronic ailments, like type 2 diabetes, obesity, cardiovascular disease, hypertension, and many kinds of cancer.