Answer:
The mechanism is natural selection.
Explanation:
Natural selection is the mechanism that these air-breathing fishes have gone through to survive. This mechanism allows species to survive and reproduce due to differences in the phenotypes of every individual in the specie, throughout the time the heritable traits that every individual inherits changes according to the environment and the characteristics of its ancestors.
<span>-Heart failure
-Hepatic cirrhosis
-Nephrosis</span><span>
</span>
Answer:
D. It is a process of change during which species in a community are established or replaced
Explanation:
Ecological succession is a process that occurs when a community is being established or replaced.
It shows the change in community over time, focusing on the types of plants and the maturity of plants that are in the community.
Primary and secondary succession are the two types of succession. Primary succession shows the process of change in the establishment of a community. Secondary succession shows the change when a community is being replaced.
So, the correct answer is D. It is a process of change during which species in a community are established or replaced
Answer:
The correct answer is option D. Disorder.
Explanation:
Life has some set of characteristics to be classified as a living organism or beings. These characteristics are regulation, energy processing which means change energy from one form to another, organization of structure or complexity, evolutionary adaption to change over a period of time and other characters.
The disorder is not is the characteristic of all life. It may present in some but not all.
Thus, the correct answer is option - D. Disorder.
The correct answer is the pancreas
