The remains of plants and animals buried in seas long ago.
Answer:
The correct answer would be - they can mate or reproduce and produce fertile offspring.
Explanation:
In the biological world, there can be certain species the might have different looking organism due to environmental condition such as weather, geographical change, and many more.
In such a case, The biological species concept help in determining if these organisms belong to the same species or not. According to this concept, different species are separated by pre and post-zygotic barriers and due to this they can not mate, or even if they mate there would be no fertile offspring.
Seizure
Syncopal episode occurred when there
is sudden or temporary drop in blood flow to the brain which results into loss of
muscle control or loss of consciousness. Fainting or passing out can also be
referred to syncopal episode and condition usually last for only seconds or
minutes.
Only known planet to have oceans of liquid water is Earth.