What is the effort put by scientists and sailors to know about earth?

Biology

2 answers:

sergey [27]2 years ago

6 0

Answer:

The effort put by scientist and sailors about earth is that they keep on going round the earth and putting their lives in danger and some even give their lives.

Explanation:

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Alex Ar [27]2 years ago

6 0

Answer:

They put much effort, sacrifice and learning just to explore mysteries around the world. They spend much money for sailing and colonizing nations. Scientist also discovered whats more land away from the seas. Loss of lives and crisis they had felt

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Two pods of dolphins (same species) exist off the coast of Mexico. Pod A likes to swim and play at depth in cooler water. Pod B

stellarik [79]

Answer:

The correct answer is - speciation is sympatric.

Explanation:

Sympatric speciation is a process of speciation that takes place when there is reproductive isolation between two populations of a species without any geographical separation.

This speciation takes place in the population with come ancestors as given in the question both pods of dolphins lose their ability to interbreed due to the sympatric speciation without any geographical separation.

Thus, the correct answer is - speciation is sympatric.

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3 years ago

What are the two methods of fossilisation?

jeyben [28]

Answer:

Two types of fossilization: Body and Trace fossils.

Two methods of fossilization: Freezing, Drying, Petrification, Permineralization, Bacteria, and Algae.

Explanation:

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