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valkas [14]
3 years ago
14

Where does the primary source of energy needed for life come from

Biology
2 answers:
tresset_1 [31]3 years ago
4 0

Answer:

the sun provides all energy

arlik [135]3 years ago
3 0
The primary source of energy needed for life is the sun.
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b. thrive during the summer, when sunlight increases

Explanation:

Phytoplankton production is highly associated with latitude and season. In polar regions, phytoplankton production is reduced to the summer (and eventually spring) season. In consequence, the zooplankton that eats phytoplankton only can survive during the spring and summer seasons. On the other hand, in tropical areas, there exists a nearly constant phytoplankton production all year round.  

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Animals with a special rod or notochord are called _____.
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The notochord is a flexible, rod like supporting structure, running dorsally for almost the whole length of the body. This is a distinctive feature of a chordate / animals with a back bone (vertebral column) Such animals belong to phylum Chordata.

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