Answer:
They became closer to each other.
Explanation:
When skeletal muscles contracts the Z lines that are at the end of every sarcomere became closer to each other due to the fact that the I bands that are attached to the Z lines and contains the myosin filaments move closer to each other interacting with the actin filaments and shorten the the H zone that is in the middle of the sarcomere. In other words, It all becomes compact during a contraction.
Breathing in air pollutants can irritate your airways. It may cause shortness of breath, coughing, wheezing, asthma episodes and chest pain. Overtime, exposure to air pollution puts you at risk for lung cancer, heart attack/strokes, etc. Some people are more at risks from others though
Answer:it could be C or maybe D I would more say C
Explanation:
Seeds can be dispersed by wind, an example of this is: dandelion seeds being blown in the wind.
Seeds can also be dispersed by animals, whenever they excrete or bury them. An example of this is: A squirrel burying acorns for winter.
A plant would benefit from the dispersal of their seeds so that, more of the same plants grow throughout different places.
People in a secondary group interact on a less personal level than in a g. Since secondary groups are established to perform functions, people’s roles are more interchangeable. A secondary group is one you have chosen to be a part of. They are based e where many people can meet close friends or people they would just call acquaintances. Secondary groups are groups in which one exchanges explicit commodities, such as labour for wages, services for payments, etc. Examples of these would be employment, vendor-to-client relationships, etc.The distinction between Primary and Secondary groups serves to identify between two orders of social organization through analysis of the group relationships and their nature.