They made the cell theory, concluding that all living things are made of cells.
People update outdated cell phones by purchasing smartphone devices.
People purchase solar panels after reading about the effects of burning coal.
People start grocery shopping online as new grocery applications are published.
Options B, C and E.
<u>Explanation:</u>
The statements that are given here talk about the change in the cultural practices of the people with the incoming of the Science and technology in their life and having an advancement of technology.
Like when people change their devices which have gone outdated to replace them with the new ones, or changing ways of shopping things from the older to new and more modern methods is change in the cultural practices because of Science.
The period of Convalescence is the time during which the person regains health and fully recovers.
Explanation:
- Diseases that can spread from one person to other are called infectious disease.
- Disease development is divided into Incubation period, Prodromal period, period of illness, Decline period, and period of Convalescence.
- During incubation period the pathogen enters the host body and starts multiplying itself. But the signs of diseases are unnoticeable.
- Then comes the prodromal period, when the pathogen keeps multiplying itself and some signs of disease are observed but they are not obvious
- After the prodromal period comes the period of illness when the patient exhibits obvious signs of sickness.
- As the period of illness is over the symptoms of disease start to cease and the the number of pathogen decrease in body.This period is the period of decline.
- Finally comes the period of Convalescence when the person returns to his pre-disease state and is completely healthy. (except irreversible damage caused by the disease)
Answer:
D. Useless
Explanation:
According to Dictionary.com, “in vain” is defined as “without real significance, value, or importance; baseless or worthless.”
