Explanation:
Biosphere. It is the highest level of organization. It is the global ecological system which consists of all the living organisms and other factors which supports life.
Answer:
the evidence points to increase of carbon dioxide in the atmosphere. There are many reasons, but you could probably go with deforestation, unregulated emissions--burning fossil fuels, industry and transportation.
Chromosomal alterations are mutations that change chromosome structure. Point mutations change a single nucleotide. Frameshift mutations are additions or deletions of nucleotides that cause a shift in the reading frame.
Answer:
B. Populations of amphibians in a few local areas have declined dramatically in the last few decades
Explanation:
The continuous, low-level extinction of species that has occurred throughout the World and at least six species of frogs have not been seen for one to three decades and also it has recently been discovered that some species of salamander-specific chytrid has gone into extinction
Lactic acid produced by fermentation causes the sour taste.
