Answer:
Large molecules such as hormones
Explanation:
The other options either have channels within the membrane to move through (water has aquaporins, ions like potassium have their own channels) or can diffuse directly through the membrane (CO2). Protein hormones cannot move through the plasma membrane, nor can they diffuse through it. Hope this helps!
Answer: use tentative phrasing. be reasonably sure you are correct. be sure your motive for offering an analysis is truly to help
Explanation:
Answer:
Since I cannot see the data, am trying my hardest. Check below for comments.
- The Canadian border is 3 times larger, at around 5500 miles long.
- The Southern border is more discussed. Possibly for immigration reasons. We do not have a whole lot of Canadians wanting to come here.
- The Mexico border is more talked about in terms of guarding.
- The Mexico bored is "highly defended"
Explanation:
Answer:
One reason that people may desire to migrate away from metropolitan areas is an overcrowding population.
Explanation:
While living in a metropolitan area has many benefits (career and education opportunities for example) most people end up leaving because the busy atmosphere isn't for them. Whether there is a lack of sanitation from overcrowding, noise at all hours of the night, or the size of the population isn't desirable.
I'm also going to assume this is for AP Human Geography, a test I took a few years ago and passed :)