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cluponka [151]
3 years ago
11

Which of the following is a possible source of water pollution​

Biology
1 answer:
Rama09 [41]3 years ago
6 0

Answer:

chemicals

Explanation:

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What are some functions that are similar in both nerve cells and muscle cells?
muminat

The functions that both the nerve cells and muscle cells have in common are the following;

-          Both cells are excitable

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-          The cell membrane of both of cells has electrochemical impulses

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3 years ago
What does the Diagram of the water intake by a Bryophyte look like?
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If you want a description of Bryophyte or how it looks like is that:
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3 years ago
According to Mendel’s law of dominance, which statement best describes the result of a cross between parents with genotypes Rr a
Nana76 [90]
C is definitely the answer
5 0
3 years ago
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According to the cladogram, which characteristic was used to separate bony fish from amphibians?
noname [10]

Answer:

(D). lungs

Explanation:

Cladograms are diagrams that show cladistic relationship between organisms of different species on the basis of their characteristics. The cladograms may include characteristics to make two organisms different from each other.  

In given cladogram, characteristic that separates bony fish from amphibians is 'lungs', as lungs are absent in bony fishes, while present in amphibians.

Thus, the correct answer is option (D).

 

3 0
2 years ago
Read 2 more answers
If it takes 98.8 kcals to break one C--H found in an organic molecule, how many kcals does it take
steposvetlana [31]

395.2kcal

Explanation:

Given parameters:

Energy required to break one C-H bond = 98.8kcals

Unknown:

Energy required to break methane = ?

Solution:

The bond dissociation energy is the heat energy absorbed in breaking a covalent bond in the gas phase to its constituents elements.

  Solving

    CH₄ has 4 C-H bonds

To break 1 C-H bond, 98.8kcals of energy was used,

To break 4 of the bonds; 4 x 98.8kcals will be used = 395.2kcal

Learn more:

Hydrogen brainly.com/question/7213980

#learnwithBrainly

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3 years ago
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