refers to the age between 22 and 26 weeks at which a fetus can survive in the event of a premature birth.

Age of viability

Explanation:

Age of viability is a term that is being used to define the age at which a fetus is able to live outside of the womb, even during premature birth. It is generally accepted that at the age of viability, the fetus does not need resuscitation. Depending on the country, abortion is usually prohibited on an ethical ground, once a fetus reaches the age between 22 and 26 weeks.

ysosomes are membrane-bound vesicles that contain digestive enzymes, such as glycosidases, proteases and sulfatases. lysosomal enzymes are synthesized in the endoplasmic reticulum (er), are transported to the golgi apparatus, and are tagged for lysosomes by the addition of mannose-6-phosphate label.

explanation:

burning of wood and coal

explanation:

the panel also concluded there's a better than 95 percent probability that human-produced greenhouse gases such as carbon dioxide, methane and nitrous oxide have caused much of the observed increase in earth's temperatures over the past 50 years.