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Brums [2.3K]
2 years ago
6

Which of these nutrients cah be found in all organic compounds?

Biology
2 answers:
MatroZZZ [7]2 years ago
7 0

Answer:

its carbon

Explanation:

hpe this helped :}

Natali5045456 [20]2 years ago
5 0

Answer:

C. carbon

Explanation:

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How many TOTAL valence electrons are in the molecule H 2 O ? 8,2,6,1
natta225 [31]

Answer:

8

Explanation:

Hydrogen has 1 Valence electron, and H2O has 2 Hydrogen. Oxygen has 6 Valence electrons so do 2+6 = 8. 8 Valence electrons! (Or one full shell not consisting of the first shell.)

3 0
2 years ago
Class reptilia and class amphibia share many traits. Name these shared traits
spin [16.1K]

Answer:

Explanation:

Amphibians are group of animals that live a double life; one in water with gills and the other on land with lungs (at maturity). They include frogs, newts, salamanders etc.

Reptiles ( meaning to creep under shadow of darkness) are group of animals that possess scales. They include snakes, crocodiles, lizards etc.

Reptiles and amphibians are distantly related but share some traits including:

1. They are both poikilothermic (cold-blooded) animals i.e. their body temperature is dependent on that of the environment's.

2. They both lay eggs externally, although that of amphibians is fertilized after being layed

3. They both possess lungs for gaseous exchange, although, amphibians use gills in water.

4. Both reptiles and amphibians belongs to Chordata i.e. they both possess a vertebrae column (backbone)

5. Most reptiles and amphibians make use of the same defensive and attacking traits as a pretty and predator respectively. They employ camouflage, biting and inflating of their body size.

7 0
3 years ago
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1st is B

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How do animals get rid of excessive nitrogen?
lesya [120]

Answer:

Animals get rid of nitrogen by converting it int urea uric, acid and ammonia.

Explanation:

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Where can you find stem cells
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Answer: adult tissues

Explanation: Adult stem cells. These stem cells are found in small numbers in most adult tissues, such as bone marrow or fat. Compared with embryonic stem cells, adult stem cells have a more limited ability to give rise to various cells of the body.

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3 years ago
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