Answer:
species rose by allopatric speciation when Isthmus of Panama separated the ancestral species.
Explanation:
- The causes of the morphological and the genetic comparison of the groups of 30 species can be explained by the part of the species that have an allopatric specialization.
- Suggest the mode of the specialization that occurs when the biological population of the same species becomes isolated with each other
- This prevents the interference of the gene flow.
- The isthmus of the Panama is a narrow strip of the lands and contains the countries of the Panama and was formed about 2.8 million years ago.
Answer:
Donald Trump
Explanation:
Bout to be Biden though. Election 2020!
Answer:
The term “tornado alley” was first used in 1952 when meteorologists named a title of their study about the extreme weather in areas of Texas and Oklahoma. Texas has the most tornadoes out of all the states (about 132 annually), some parts of Texas even require strict building codes to cut down on loss of life and property damage.
Explanation:
Answer:
Farmer is a job that falls into the primary economic sector.
Explanation:
There are four economic sectors; primary, secondary, tertiary, and quaternary. The primary sector is based around the extraction of natural resources and agriculture, the secondary is based around manufacturing, the tertiary is based around services, while the quaternary is based around research in the scientific fields.
The primary economic sector is the first one that has occurred. The people that have jobs in this sector are working in agriculture or extraction of natural resources. One of the most common jobs in this sector is a farmer. This job is based the production of food or cash crops on arable land. It is a type of job that can be found in almost every country in the world, and in many countries, it is still the dominant job.