Answer:
Urban development can magnify the risk of environmental hazards such as flash flooding. Pollution and physical barriers to root growth promote loss of urban tree cover. Animal populations are inhibited by toxic substances, vehicles, and the loss of habitat and food sources
Answer:
representative democracy
Explanation:
The two types of democracy are direct democracy and representative democracy.
To find a gene associated with a particular disease.
Answer: Option A
<u>Explanation:</u>
Fluorescence in situ hybridisation is a test which is done to recognise which portion or the part of the DNA is to be tested. It is done to see the presence or the absence of particular chromosome regions.
This technique is used to identify the chromosomal aberrations and with these aberrations, certain tests can be diagnosed in the human body. Therefore it is a very important technique. It is used by the molecular biologists to identify the area to be tested.
Answer: The impact of the Great Depression on the rich and poor
Explanation: A cohort is a group of individuals who experienced or share a common event in a specific time period. The cohort effect is used to describe various characteristics of an area of study such as the incidence of a characteristic over time among subjects who are defined by some shared life experience such as the Great Depression.
The Great Depression may have affected the poor and the rich differently but the events leading up to, during and the aftermath is an experience that was shared by both the rich and poor and this shared experience may influence the entire group's opinions and decisions for several years.