In population genetics, directional selection is a mode of natural selection in which an extreme phenotype is favored over other phenotype, causing the allele frequency to shift over time in the direction of that phenotype
Answer:
D. frictional, structural, and cyclical unemploment.
Explanation:
Types of Unemployment
There are three basic types of unemployment which are the cyclical, frictional, and structural.
Cyclical Unemployment
Is due to the highs and lows of the economy, as in cycles e.g in times of recession, the job lost is know as cyclical unemployment.
Frictional Unemployment
It results from the actual turnover in the labor market and the time taken to get a new job. E.g. when a worker change his/her job, it requires time to get a name job and learn more of the job in details for him/her to be called up for interview and get hired. This process is termed frictionally unemployed.
Structural Unemployment
Originates from a lack for demand for a specific class of worker due to the worker lacking the appropriate skills needed by the employee as this can cause the worker to lose the job. Another example is sourcing for a reduced cost of labour abroad.
Answer:
Taking care of our forests
Explanation:
Regulated and Planned Cutting of Trees
Control over Forest Fire
Reforestation and Afforestation: ...
Check over Forest Clearance for Agricultural and Flabitation Purposes
Protection of Forest
Proper Utilisation of Forest Products and Forests
Smooth ER<span>, by contrast, is not associated with </span>ribosomes<span>, and its </span>functions<span> differ. The </span>smooth ER<span> is involved in the synthesis of lipids, including cholesterol and phospholipids, which are used in the production of </span>new<span> cellular membrane.</span>