#1. Typical United States weather patterns show the continental polar air mass moving south toward the Gulf of Mexico. Why does this air mass movement happen?
C) The polar air mass moves south to replace the rising maritime tropical air mass.
#2. Running a mineral across a porcelain plate to see the color it leaves behind on the plate may be described as testing for D) streak.
#3. D. Carbonization preserves soft tissues of plants or animals as a thin carbon film, usually in fine-grained shale sediments.
#4. We can divide natural resources into two basic categories: renewable and nonrenewable. Consider the bar graph of resource usage. If we wanted to reduce the use of nonrenewable natural resources, it would be least important to A) reduce deforestation.
#5. Nicolaus Copernicus was a Polish astronomer who is best known for the theory that the sun is near the center of the universe and that the earth and other planets revolve around it. Copernicus did not believe that the planets were influenced by or revolved due to the sun; instead he believed that the sun was located near the center of the universe and that it was this center which influenced those bodies and caused them to revolve. When this theory was first published, the scientific community did not accept it. Which reason BEST explains the reason for rejection of this theory?
C) It lacked sufficient evidence and explanation.
Hope I helped!!
Answer: Homeostasis
Explanation: One way that a cell maintains homeostasis is by controlling the movement of substances across the cell membrane. The lipid bilayer is selectively permeable to small, nonpolar substances. Proteins in the cell membrane include cell-surface markers, receptor proteins, enzymes, and transport proteins.
Answer:
<u>Sulfites</u> are the chemical food preservatives which used in the wine industry but may cause asthmatic reactions in some individuals .
Explanation:
A chemical food preservative is a chemical species which are added to a product such as the beverages , food , drugs , paints , wood etc , to prevent the process of degradation by microbes .
Sulfite is also an example of chemical food preservatives , sulfites helps the food from turning brown , in the presence of air .
Apart from helping the food from degrading , it too have same life - threatening symptoms for some people suffering from asthma .
Symptoms are - breathing difficulty , stomach cramps , tightness in the chest area , diarrhea .
Sulfites are used as a food preservatives in , wine , dried fruits , frozen potato , certain jams .
B) is the correct answer. The flu virus does not have the same genetic makeup each year as with each individual it infects its rapidly mutating.
Answer:
The Geographic barrier would have led to speciation in the finches which started from the founder effect where the finches were brought to other areas of the Galapagos. They were separated geographically so they could not mate with each other. Over time, evolution occurs through natural selection and genetic drift. This leads to the population being so different so they have reproductive barriers and can no longer interbreed. They become different species.
Explanation:
Hope this helps you understand better.
