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const2013 [10]
3 years ago
5

What is biological diversity??? I have a test on It plzzz help!!!!​

Biology
1 answer:
damaskus [11]3 years ago
7 0

Answer:

Biodiversity is the variety and variability of life on Earth. Biodiversity is typically a measure of variation at the genetic, species, and ecosystem level. Terrestrial biodiversity is usually greater near the equator, which is the result of the warm climate and high primary productivity.

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PLEASE HELP! WILL GIVE BRAINLIEST AND POINTS!
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Answer:

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A. Dorsal nerve chord is the only <u>unique feature</u> among all members of <u>phylum chordata</u> (mainly found in subphylum Vertebrata). In the given list, only lacelet is the Chordate whereas <u>snail belongs to phylum Mollusca</u>, <u>grasshopper belongs to Arthropda</u>, and <u>jellyfish belongs to Cnidaria</u>. Dorsal nerve cord runs along the length of organism's body.

B. <u>Gill slits</u> are <u>opening structures</u> to gills through which water passes from pharynx/throat to exterior. Their main purpose is to help filter the food particles available in surrounding water. Although they are typical for amphibians and fishes, chordates also possess gill slits at embryonic stages.

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Hunter-Best [27]

Answer:

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Explanation:

I would need more details before I can make one clear answer, hope this helped!

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what are the options?

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