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nexus9112 [7]
3 years ago
11

What is true for carbohydrates?

Biology
2 answers:
AnnyKZ [126]3 years ago
5 0

Answer:

Carbohydrates span only the interior of a membrane.

Explanation:

Nitella [24]3 years ago
4 0

Answer:

the 3rd one

Explanation:

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Bas_tet [7]
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3 years ago
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lys-0071 [83]
The answer would be TRUE
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Catfish have dorsal fin spines, which help defend against predators, and caudal fins, which help to propel the fish through the
Yuliya22 [10]

Answer:

Swim bladder

Explanation:

Swim bladder is an organ in bony fishes such as catfish that controls their buoyancy. It is also known as air bladder. The swim bladder contains  gas, mainly oxygen and functions as a hydrostatic organ.

As the fish moves in deeper water, the gas in the swim bladder is contracted which decreases the volume of swim bladder.

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3 years ago
Which statement best explains why invertebrates often have outer skeletons but vertebrates do not?
quester [9]
The outer skeleton provides protection due to the fact that invertebrates do not have backbones
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3 years ago
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Ostrovityanka [42]
1. Mattias Schleiden
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