Answer:
The correct answer is option A) "the environment that they lived in remained the same, and they were well-adapted to it".
Explanation:
One of the basis of evolution is that species that face new environmental conditions tend to develop new traits to survive. The opposite applies to species that have lived in constant environmental conditions, these species are usually well-adapted and have changed very little over long periods of geologic time. Some species of tortoises are examples of animals that had changed very little in their evolutionary history. The hard shells of tortoises is an ancient adaptation that help them to survive in constant environmental conditions.
Answer:
What is the difference between the arctic and equator environment? In the Arctic environment there is snow so the environment is cold while there is dirt or sand in the equator environment, so it is hot.
Explanation:
I think its hail ,snow ,high winds
Cell-tissue-organ-organ system
The correct answer is (d) Prokaryotes.
The word pro means "before". They are usually unicellular organisms and sometimes multicellular. The first living organisms found on earth are supposed to be prokaryotes. They are divided into two species of bacteria Archae and bacteria. They lack membrane bound organelles and all the water soluble components are present without membrane in the cytoplasm. They have primitive features hence a fossil found indicates towards prokaryotes.
e
