Answer:
Major issue
Air pollution. The death rate from both indoor and outdoor air pollutants was 133.3 per 100,000 populations(2017) which is the second-highest death rate after due to Cardiovascular diseases in Nepal. ...
Unsafe water. ...
Unsafe hygiene. ...
Water and air pollution. ...
Deforestation. ...
Overpopulation.
Answer:
Explanation:All matter has mass and occupies space. All physical objects are made of matter. Matter itself is composed of tiny building blocks known as "atoms".
Members of a species can recognize mates using appearance, behavior, and smell
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Answer:
AB type blood consists of RCB's having both 'a' and 'b' type antigens on their surface. Thus any possibility of cross reaction with any other similar peptide and generation of anti-A and anti-B is not possible, because self antigens do not elicit immune response and do not produce any antibody specific to them.